56973984 has 24 divisors (see below), whose sum is σ = 149556960. Its totient is φ = 18991296.

The previous prime is 56973979. The next prime is 56973991. The reversal of 56973984 is 48937965.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296644 + ... + 296835.

It is an arithmetic number, because the mean of its divisors is an integer number (6231540).

Almost surely, 2^56973984 is an apocalyptic number.

It is an amenable number.

56973984 is an abundant number, since it is smaller than the sum of its proper divisors (92582976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56973984 is a wasteful number, since it uses less digits than its factorization.

56973984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593492 (or 593484 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 56973984 is about 7548.1112869379. Note that the first 3 decimals coincide. The cubic root of 56973984 is about 384.7915529862.

The spelling of 56973984 in words is "fifty-six million, nine hundred seventy-three thousand, nine hundred eighty-four".