56506256 has 20 divisors (see below), whose sum is σ = 109790592. Its totient is φ = 28173216.

The previous prime is 56506253. The next prime is 56506277. The reversal of 56506256 is 65260565.

It is not an unprimeable number, because it can be changed into a prime (56506253) 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, 1061 + ... + 10683.

Almost surely, 2^56506256 is an apocalyptic number.

It is an amenable number.

56506256 is a deficient number, since it is larger than the sum of its proper divisors (53284336).

56506256 is a wasteful number, since it uses less digits than its factorization.

56506256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9998 (or 9992 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 56506256 is about 7517.0643205975. The cubic root of 56506256 is about 383.7356760242.

The spelling of 56506256 in words is "fifty-six million, five hundred six thousand, two hundred fifty-six".