255796 has 6 divisors (see below), whose sum is σ = 447650. Its totient is φ = 127896.

The previous prime is 255767. The next prime is 255803. The reversal of 255796 is 697552.

It can be written as a sum of positive squares in only one way, i.e., 236196 + 19600 = 486^2 + 140^2 .

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 as a sum of consecutive naturals, namely, 31971 + ... + 31978.

2²⁵⁵⁷⁹⁶ is an apocalyptic number.

It is an amenable number.

255796 is a deficient number, since it is larger than the sum of its proper divisors (191854).

255796 is a wasteful number, since it uses less digits than its factorization.

255796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63953 (or 63951 counting only the distinct ones).

The product of its digits is 18900, while the sum is 34.

The square root of 255796 is about 505.7627902486. The cubic root of 255796 is about 63.4791714605.

The spelling of 255796 in words is "two hundred fifty-five thousand, seven hundred ninety-six".