56440712 has 32 divisors (see below), whose sum is σ = 111283200. Its totient is φ = 26784384.

The previous prime is 56440673. The next prime is 56440717. The reversal of 56440712 is 21704465.

It is not an unprimeable number, because it can be changed into a prime (56440717) 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, 24089 + ... + 26327.

It is an arithmetic number, because the mean of its divisors is an integer number (3477600).

Almost surely, 2^56440712 is an apocalyptic number.

It is an amenable number.

56440712 is a deficient number, since it is larger than the sum of its proper divisors (54842488).

56440712 is a wasteful number, since it uses less digits than its factorization.

56440712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405 (or 2401 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 56440712 is about 7512.7033749510. The cubic root of 56440712 is about 383.5872481982.

The spelling of 56440712 in words is "fifty-six million, four hundred forty thousand, seven hundred twelve".