56579984 has 10 divisors (see below), whose sum is σ = 109623750. Its totient is φ = 28289984.

The previous prime is 56579981. The next prime is 56579987. The reversal of 56579984 is 48997565.

It is an interprime number because it is at equal distance from previous prime (56579981) and next prime (56579987).

It can be written as a sum of positive squares in only one way, i.e., 56550400 + 29584 = 7520^2 + 172^2 .

It is not an unprimeable number, because it can be changed into a prime (56579981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1768109 + ... + 1768140.

It is an arithmetic number, because the mean of its divisors is an integer number (10962375).

Almost surely, 2^56579984 is an apocalyptic number.

It is an amenable number.

56579984 is a deficient number, since it is larger than the sum of its proper divisors (53043766).

56579984 is a wasteful number, since it uses less digits than its factorization.

56579984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536257 (or 3536251 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 53.

The square root of 56579984 is about 7521.9667640850. The cubic root of 56579984 is about 383.9024998411.

The spelling of 56579984 in words is "fifty-six million, five hundred seventy-nine thousand, nine hundred eighty-four".