255892 has 48 divisors (see below), whose sum is σ = 595840. Its totient is φ = 93312.

The previous prime is 255887. The next prime is 255907. The reversal of 255892 is 298552.

It is a happy number.

255892 is nontrivially palindromic in base 3.

Its product of digits (7200) is a multiple of the sum of its prime factors (80).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6898 + ... + 6934.

2²⁵⁵⁸⁹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297920).

255892 is an abundant number, since it is smaller than the sum of its proper divisors (339948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255892 is a wasteful number, since it uses less digits than its factorization.

255892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 78 counting only the distinct ones).

The product of its digits is 7200, while the sum is 31.

The square root of 255892 is about 505.8576874972. The cubic root of 255892 is about 63.4871116919.

The spelling of 255892 in words is "two hundred fifty-five thousand, eight hundred ninety-two".