56756315 has 16 divisors (see below), whose sum is σ = 84913920. Its totient is φ = 35380320.

The previous prime is 56756299. The next prime is 56756317. The reversal of 56756315 is 51365765.

It is not a de Polignac number, because 56756315 - 2⁴ = 56756299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56756317) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 73325 + ... + 74094.

It is an arithmetic number, because the mean of its divisors is an integer number (5307120).

Almost surely, 2^56756315 is an apocalyptic number.

56756315 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56756315 is a deficient number, since it is larger than the sum of its proper divisors (28157605).

56756315 is a wasteful number, since it uses less digits than its factorization.

56756315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147442.

The product of its digits is 94500, while the sum is 38.

The square root of 56756315 is about 7533.6787162714. The cubic root of 56756315 is about 384.3008957986.

The spelling of 56756315 in words is "fifty-six million, seven hundred fifty-six thousand, three hundred fifteen".