56973665 has 8 divisors (see below), whose sum is σ = 78135360. Its totient is φ = 39067632.

The previous prime is 56973649. The next prime is 56973671. The reversal of 56973665 is 56637965.

56973665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56973665 - 2⁴ = 56973649 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813875 + ... + 813944.

It is an arithmetic number, because the mean of its divisors is an integer number (9766920).

Almost surely, 2^56973665 is an apocalyptic number.

It is an amenable number.

56973665 is a deficient number, since it is larger than the sum of its proper divisors (21161695).

56973665 is a wasteful number, since it uses less digits than its factorization.

56973665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627831.

The product of its digits is 1020600, while the sum is 47.

The square root of 56973665 is about 7548.0901557944. The cubic root of 56973665 is about 384.7908348295.

The spelling of 56973665 in words is "fifty-six million, nine hundred seventy-three thousand, six hundred sixty-five".