56517575 has 12 divisors (see below), whose sum is σ = 71271480. Its totient is φ = 44446560.

The previous prime is 56517563. The next prime is 56517577. The reversal of 56517575 is 57571565.

It is not a de Polignac number, because 56517575 - 2⁶ = 56517511 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56517577) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17684 + ... + 20633.

It is an arithmetic number, because the mean of its divisors is an integer number (5939290).

Almost surely, 2^56517575 is an apocalyptic number.

56517575 is a deficient number, since it is larger than the sum of its proper divisors (14753905).

56517575 is a wasteful number, since it uses less digits than its factorization.

56517575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38386 (or 38381 counting only the distinct ones).

The product of its digits is 183750, while the sum is 41.

The square root of 56517575 is about 7517.8171698971. The cubic root of 56517575 is about 383.7612968695.

The spelling of 56517575 in words is "fifty-six million, five hundred seventeen thousand, five hundred seventy-five".