56537764 has 12 divisors (see below), whose sum is σ = 98998144. Its totient is φ = 28252584.

The previous prime is 56537759. The next prime is 56537771. The reversal of 56537764 is 46773565.

It is a super-3 number, since 3×56537764³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56537764.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7189 + ... + 12835.

Almost surely, 2^56537764 is an apocalyptic number.

It is an amenable number.

56537764 is a deficient number, since it is larger than the sum of its proper divisors (42460380).

56537764 is a wasteful number, since it uses less digits than its factorization.

56537764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8154 (or 8152 counting only the distinct ones).

The product of its digits is 529200, while the sum is 43.

The square root of 56537764 is about 7519.1597934876. The cubic root of 56537764 is about 383.8069866953.

The spelling of 56537764 in words is "fifty-six million, five hundred thirty-seven thousand, seven hundred sixty-four".