56313644 has 12 divisors (see below), whose sum is σ = 103735800. Its totient is φ = 26674848.

The previous prime is 56313643. The next prime is 56313659. The reversal of 56313644 is 44631365.

It is a self number, because there is not a number n which added to its sum of digits gives 56313644.

It is not an unprimeable number, because it can be changed into a prime (56313643) 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, 370409 + ... + 370560.

It is an arithmetic number, because the mean of its divisors is an integer number (8644650).

Almost surely, 2^56313644 is an apocalyptic number.

It is an amenable number.

56313644 is a deficient number, since it is larger than the sum of its proper divisors (47422156).

56313644 is a wasteful number, since it uses less digits than its factorization.

56313644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740992 (or 740990 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 56313644 is about 7504.2417338463. The cubic root of 56313644 is about 383.2991683897.

The spelling of 56313644 in words is "fifty-six million, three hundred thirteen thousand, six hundred forty-four".