56431264 has 12 divisors (see below), whose sum is σ = 111099114. Its totient is φ = 28215616.

The previous prime is 56431247. The next prime is 56431301. The reversal of 56431264 is 46213465.

It can be written as a sum of positive squares in only one way, i.e., 34715664 + 21715600 = 5892^2 + 4660^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 881707 + ... + 881770.

Almost surely, 2^56431264 is an apocalyptic number.

It is an amenable number.

56431264 is a deficient number, since it is larger than the sum of its proper divisors (54667850).

56431264 is a wasteful number, since it uses less digits than its factorization.

56431264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763487 (or 1763479 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 56431264 is about 7512.0745470209. The cubic root of 56431264 is about 383.5658432322.

The spelling of 56431264 in words is "fifty-six million, four hundred thirty-one thousand, two hundred sixty-four".