457398256 has 20 divisors (see below), whose sum is σ = 1012810672. Its totient is φ = 196027776.

The previous prime is 457398223. The next prime is 457398257. The reversal of 457398256 is 652893754.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457398257) 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, 2041845 + ... + 2042068.

Almost surely, 2^457398256 is an apocalyptic number.

It is an amenable number.

457398256 is an abundant number, since it is smaller than the sum of its proper divisors (555412416).

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

457398256 is a wasteful number, since it uses less digits than its factorization.

457398256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4083928 (or 4083922 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 49.

The square root of 457398256 is about 21386.8711129048. The cubic root of 457398256 is about 770.4861471535.

The spelling of 457398256 in words is "four hundred fifty-seven million, three hundred ninety-eight thousand, two hundred fifty-six".