56810256 has 40 divisors (see below), whose sum is σ = 150344544. Its totient is φ = 18474240.

The previous prime is 56810251. The next prime is 56810261. The reversal of 56810256 is 65201865.

It is an interprime number because it is at equal distance from previous prime (56810251) and next prime (56810261).

It is not an unprimeable number, because it can be changed into a prime (56810251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12466 + ... + 16401.

Almost surely, 2^56810256 is an apocalyptic number.

It is an amenable number.

56810256 is an abundant number, since it is smaller than the sum of its proper divisors (93534288).

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

56810256 is a wasteful number, since it uses less digits than its factorization.

56810256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28919 (or 28913 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 56810256 is about 7537.2578568071. The cubic root of 56810256 is about 384.4226033184.

The spelling of 56810256 in words is "fifty-six million, eight hundred ten thousand, two hundred fifty-six".