56881724 has 6 divisors (see below), whose sum is σ = 99543024. Its totient is φ = 28440860.

The previous prime is 56881717. The next prime is 56881751. The reversal of 56881724 is 42718865.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7110212 + ... + 7110219.

It is an arithmetic number, because the mean of its divisors is an integer number (16590504).

Almost surely, 2^56881724 is an apocalyptic number.

It is an amenable number.

56881724 is a deficient number, since it is larger than the sum of its proper divisors (42661300).

56881724 is a wasteful number, since it uses less digits than its factorization.

56881724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14220435 (or 14220433 counting only the distinct ones).

The product of its digits is 107520, while the sum is 41.

The square root of 56881724 is about 7541.9973481830. The cubic root of 56881724 is about 384.5837385532.

The spelling of 56881724 in words is "fifty-six million, eight hundred eighty-one thousand, seven hundred twenty-four".