56917612 has 12 divisors (see below), whose sum is σ = 102819136. Its totient is φ = 27540720.

The previous prime is 56917607. The next prime is 56917613. The reversal of 56917612 is 21671965.

It is a super-2 number, since 2×56917612² = 6479229111565088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56917613) 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, 229383 + ... + 229630.

Almost surely, 2^56917612 is an apocalyptic number.

It is an amenable number.

56917612 is a deficient number, since it is larger than the sum of its proper divisors (45901524).

56917612 is a wasteful number, since it uses less digits than its factorization.

56917612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459048 (or 459046 counting only the distinct ones).

The product of its digits is 22680, while the sum is 37.

The square root of 56917612 is about 7544.3761836218. The cubic root of 56917612 is about 384.6646024851.

It can be divided in two parts, 569 and 17612, that added together give a palindrome (18181).

The spelling of 56917612 in words is "fifty-six million, nine hundred seventeen thousand, six hundred twelve".