56277724 has 18 divisors (see below), whose sum is σ = 99928472. Its totient is φ = 27732600.

The previous prime is 56277721. The next prime is 56277737. The reversal of 56277724 is 42777265.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56277721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18769 + ... + 21559.

Almost surely, 2^56277724 is an apocalyptic number.

It is an amenable number.

56277724 is a deficient number, since it is larger than the sum of its proper divisors (43650748).

56277724 is a wasteful number, since it uses less digits than its factorization.

56277724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937 (or 2864 counting only the distinct ones).

The product of its digits is 164640, while the sum is 40.

The square root of 56277724 is about 7501.8480389835. The cubic root of 56277724 is about 383.2176544880.

The spelling of 56277724 in words is "fifty-six million, two hundred seventy-seven thousand, seven hundred twenty-four".