56657376 has 36 divisors (see below), whose sum is σ = 161120232. Its totient is φ = 18885696.

The previous prime is 56657353. The next prime is 56657383. The reversal of 56657376 is 67375665.

56657376 is a `hidden beast` number, since 5 + 6 + 6 + 573 + 76 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98076 + ... + 98651.

It is an arithmetic number, because the mean of its divisors is an integer number (4475562).

Almost surely, 2^56657376 is an apocalyptic number.

It is an amenable number.

56657376 is an abundant number, since it is smaller than the sum of its proper divisors (104462856).

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

56657376 is a wasteful number, since it uses less digits than its factorization.

56657376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196743 (or 196732 counting only the distinct ones).

The product of its digits is 793800, while the sum is 45.

The square root of 56657376 is about 7527.1094053428. The cubic root of 56657376 is about 384.0774583328.

It can be divided in two parts, 5665 and 7376, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 56657376 in words is "fifty-six million, six hundred fifty-seven thousand, three hundred seventy-six".