56885644 has 12 divisors (see below), whose sum is σ = 99678600. Its totient is φ = 28406048.

The previous prime is 56885641. The next prime is 56885659. The reversal of 56885644 is 44658865.

It is a junction number, because it is equal to n+sod(n) for n = 56885594 and 56885603.

It is not an unprimeable number, because it can be changed into a prime (56885641) 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, 5554 + ... + 12025.

It is an arithmetic number, because the mean of its divisors is an integer number (8306550).

Almost surely, 2^56885644 is an apocalyptic number.

It is an amenable number.

56885644 is a deficient number, since it is larger than the sum of its proper divisors (42792956).

56885644 is a wasteful number, since it uses less digits than its factorization.

56885644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18392 (or 18390 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The square root of 56885644 is about 7542.2572218136. The cubic root of 56885644 is about 384.5925728706.

The spelling of 56885644 in words is "fifty-six million, eight hundred eighty-five thousand, six hundred forty-four".