23439

23439 is a positive integer in the base-10 numeral system. It lies in the 23,000s range and is odd.

In mathematics, the prime factorization of 23439 is 3 × 13 × 601, making it a squarefree composite number with eight divisors: 1, 3, 13, 39, 601, 1803, 7813, and 23439. The sum of all divisors is 33,712, so the sum of proper divisors is 10,273. Since 10,273 < 23,439, the number is classified as deficient. The digits sum to 21, so the number is divisible by 3. It is not a Harshad number, since 23439 is not divisible by 21.

Beyond pure arithmetic, 23439 can appear as a five-digit code in various practical contexts. In the United States, five-digit numbers like 23439 are used as ZIP codes to designate geographic mailing areas, with the exact coverage defined by the postal system. As a numeric string, 23439 may also serve as an identifier in catalogs, product codes, or data records, independent of any single location or system.

Overall, 23439 is primarily notable for its factorization into three distinct primes and its status as a deficient, composite five-digit integer.