56615264 has 12 divisors (see below), whose sum is σ = 111461364. Its totient is φ = 28307616.

The previous prime is 56615257. The next prime is 56615267. The reversal of 56615264 is 46251665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56615267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884582 + ... + 884645.

It is an arithmetic number, because the mean of its divisors is an integer number (9288447).

Almost surely, 2^56615264 is an apocalyptic number.

It is an amenable number.

56615264 is a deficient number, since it is larger than the sum of its proper divisors (54846100).

56615264 is a wasteful number, since it uses less digits than its factorization.

56615264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769237 (or 1769229 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 56615264 is about 7524.3115299674. The cubic root of 56615264 is about 383.9822763810.

The spelling of 56615264 in words is "fifty-six million, six hundred fifteen thousand, two hundred sixty-four".