25399

25399 is a number that falls within the range of 25000 to 25999. It is an odd number and is not divisible by 2, making it not a prime number. The number 25399 is not a perfect square, as its square root is not an integer. It is also not a perfect cube, as its cube root is not an integer. The number 25399 is not a palindrome, as it does not read the same forwards and backwards. In terms of its divisors, 25399 is a semiprime, as it has exactly two distinct prime factors, 11 and 2309. The number 25399 is not a highly composite number, as it does not have more divisors than any smaller positive integer. It is also not a Catalan number, a Mersenne prime, or a Fermat prime. The number 25399 is not a perfect number, as the sum of its proper divisors is not equal to the number itself. In terms of its digital root, the sum of the digits of 25399 is 28, and the digital root of 28 is 1. The number 25399 is not a narcissistic number, as it is not equal to the sum of its own digits each raised to the power of the number of digits.