56975393 has 8 divisors (see below), whose sum is σ = 60341568. Its totient is φ = 53683344.

The previous prime is 56975351. The next prime is 56975407. The reversal of 56975393 is 39357965.

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 56975393 - 2⁸ = 56975137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56975323) 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, 16946 + ... + 20027.

It is an arithmetic number, because the mean of its divisors is an integer number (7542696).

Almost surely, 2^56975393 is an apocalyptic number.

It is an amenable number.

56975393 is a deficient number, since it is larger than the sum of its proper divisors (3366175).

56975393 is a wasteful number, since it uses less digits than its factorization.

56975393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37063.

The product of its digits is 765450, while the sum is 47.

The square root of 56975393 is about 7548.2046209678. The cubic root of 56975393 is about 384.7947250002.

The spelling of 56975393 in words is "fifty-six million, nine hundred seventy-five thousand, three hundred ninety-three".