56657284 has 6 divisors (see below), whose sum is σ = 99150254. Its totient is φ = 28328640.

The previous prime is 56657281. The next prime is 56657317. The reversal of 56657284 is 48275665.

It can be written as a sum of positive squares in only one way, i.e., 51265600 + 5391684 = 7160^2 + 2322^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56657284.

It is not an unprimeable number, because it can be changed into a prime (56657281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7082157 + ... + 7082164.

Almost surely, 2^56657284 is an apocalyptic number.

It is an amenable number.

56657284 is a deficient number, since it is larger than the sum of its proper divisors (42492970).

56657284 is a wasteful number, since it uses less digits than its factorization.

56657284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14164325 (or 14164323 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 56657284 is about 7527.1032940966. The cubic root of 56657284 is about 384.0772504449.

The spelling of 56657284 in words is "fifty-six million, six hundred fifty-seven thousand, two hundred eighty-four".