56455756 has 12 divisors (see below), whose sum is σ = 112911568. Its totient is φ = 24195312.

The previous prime is 56455753. The next prime is 56455799. The reversal of 56455756 is 65755465.

56455756 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (56455753) 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, 1008111 + ... + 1008166.

Almost surely, 2^56455756 is an apocalyptic number.

It is an amenable number.

56455756 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56455756 is a wasteful number, since it uses less digits than its factorization.

56455756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016288 (or 2016286 counting only the distinct ones).

The product of its digits is 630000, while the sum is 43.

The square root of 56455756 is about 7513.7045456952. The cubic root of 56455756 is about 383.6213262819.

The spelling of 56455756 in words is "fifty-six million, four hundred fifty-five thousand, seven hundred fifty-six".