56865544 has 16 divisors (see below), whose sum is σ = 112895100. Its totient is φ = 26760192.

The previous prime is 56865517. The next prime is 56865547. The reversal of 56865544 is 44556865.

It can be written as a sum of positive squares in 2 ways, for example, as 56821444 + 44100 = 7538^2 + 210^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56865544.

It is not an unprimeable number, because it can be changed into a prime (56865547) 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, 208929 + ... + 209200.

Almost surely, 2^56865544 is an apocalyptic number.

It is an amenable number.

56865544 is a deficient number, since it is larger than the sum of its proper divisors (56029556).

56865544 is a wasteful number, since it uses less digits than its factorization.

56865544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418152 (or 418148 counting only the distinct ones).

The product of its digits is 576000, while the sum is 43.

The square root of 56865544 is about 7540.9246117436. The cubic root of 56865544 is about 384.5472701614.

The spelling of 56865544 in words is "fifty-six million, eight hundred sixty-five thousand, five hundred forty-four".