56562790 has 16 divisors (see below), whose sum is σ = 102055968. Its totient is φ = 22571136.

The previous prime is 56562767. The next prime is 56562797. The reversal of 56562790 is 9726565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56562797) 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, 2202 + ... + 10861.

It is an arithmetic number, because the mean of its divisors is an integer number (6378498).

Almost surely, 2^56562790 is an apocalyptic number.

56562790 is a deficient number, since it is larger than the sum of its proper divisors (45493178).

56562790 is a wasteful number, since it uses less digits than its factorization.

56562790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13503.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 56562790 is about 7520.8237580733. The cubic root of 56562790 is about 383.8636080642.

The spelling of 56562790 in words is "fifty-six million, five hundred sixty-two thousand, seven hundred ninety".