56118724 has 12 divisors (see below), whose sum is σ = 98332864. Its totient is φ = 28023624.

The previous prime is 56118703. The next prime is 56118737. The reversal of 56118724 is 42781165.

It is a super-2 number, since 2×56118724² = 6298622366776352, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 56118724.

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, 5232 + ... + 11815.

Almost surely, 2^56118724 is an apocalyptic number.

It is an amenable number.

56118724 is a deficient number, since it is larger than the sum of its proper divisors (42214140).

56118724 is a wasteful number, since it uses less digits than its factorization.

56118724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17874 (or 17872 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 56118724 is about 7491.2431545105. The cubic root of 56118724 is about 382.8564157610.

Adding to 56118724 its reverse (42781165), we get a palindrome (98899889).

The spelling of 56118724 in words is "fifty-six million, one hundred eighteen thousand, seven hundred twenty-four".