56557364 has 24 divisors (see below), whose sum is σ = 101404800. Its totient is φ = 27593280.

The previous prime is 56557363. The next prime is 56557379. The reversal of 56557364 is 46375565.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56557363) 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, 27119 + ... + 29129.

It is an arithmetic number, because the mean of its divisors is an integer number (4225200).

Almost surely, 2^56557364 is an apocalyptic number.

It is an amenable number.

56557364 is a deficient number, since it is larger than the sum of its proper divisors (44847436).

56557364 is a wasteful number, since it uses less digits than its factorization.

56557364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183 (or 2181 counting only the distinct ones).

The product of its digits is 378000, while the sum is 41.

The square root of 56557364 is about 7520.4630176605. The cubic root of 56557364 is about 383.8513331479.

The spelling of 56557364 in words is "fifty-six million, five hundred fifty-seven thousand, three hundred sixty-four".