56217376 has 12 divisors (see below), whose sum is σ = 110678022. Its totient is φ = 28108672.

The previous prime is 56217367. The next prime is 56217379. The reversal of 56217376 is 67371265.

56217376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 54464400 + 1752976 = 7380^2 + 1324^2 .

It is not an unprimeable number, because it can be changed into a prime (56217379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 878365 + ... + 878428.

Almost surely, 2^56217376 is an apocalyptic number.

It is an amenable number.

56217376 is a deficient number, since it is larger than the sum of its proper divisors (54460646).

56217376 is a wasteful number, since it uses less digits than its factorization.

56217376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756803 (or 1756795 counting only the distinct ones).

The product of its digits is 52920, while the sum is 37.

The square root of 56217376 is about 7497.8247512195. The cubic root of 56217376 is about 383.0806275636.

The spelling of 56217376 in words is "fifty-six million, two hundred seventeen thousand, three hundred seventy-six".