594

594 is a natural number that follows 593 and precedes 595. In mathematics, it is an even composite number with prime factorization 2 × 3^3 × 11. It has 16 positive divisors and is divisible by 9, 11, 18, 33, and 66. The sum of its digits is 18, so 594 is a Harshad (Niven) number in base 10. In modular arithmetic, 594 is congruent to 0 modulo 9 and modulo 11.

Representations of 594 include its Roman numeral DXCIV. In binary, 594 is 1001010010_2, and in hexadecimal it is 0x252.

In calendar terms, 594 CE was a year in the late sixth century, during the reign of Byzantine Emperor Maurice (582–602). The year sits within the context of the Eastern Roman Empire and the broader late antique world.

As a number, 594 also appears in various counting, coding, and numeric contexts where the properties of its factorization and divisibility are relevant. It is used in mathematical discussions of even composites, divisor functions, and base representations, and it serves as an example of a nontrivial yet manageable integer with multiple small prime factors.