257496 has 16 divisors (see below), whose sum is σ = 643800. Its totient is φ = 85824.

The previous prime is 257489. The next prime is 257497. The reversal of 257496 is 694752.

257496 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 257496.

It is not an unprimeable number, because it can be changed into a prime (257497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5341 + ... + 5388.

2²⁵⁷⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

257496 is an abundant number, since it is smaller than the sum of its proper divisors (386304).

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

257496 is a wasteful number, since it uses less digits than its factorization.

257496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10738 (or 10734 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 257496 is about 507.4406369222. The cubic root of 257496 is about 63.6194869284.

The spelling of 257496 in words is "two hundred fifty-seven thousand, four hundred ninety-six".