56972323 has 2 divisors, whose sum is σ = 56972324. Its totient is φ = 56972322.

The previous prime is 56972281. The next prime is 56972369. The reversal of 56972323 is 32327965.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56972323 is a prime.

It is not a weakly prime, because it can be changed into another prime (56972023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28486161 + 28486162.

It is an arithmetic number, because the mean of its divisors is an integer number (28486162).

Almost surely, 2^56972323 is an apocalyptic number.

56972323 is a deficient number, since it is larger than the sum of its proper divisors (1).

56972323 is an equidigital number, since it uses as much as digits as its factorization.

56972323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 56972323 is about 7548.0012586114. The cubic root of 56972323 is about 384.7878135895.

The spelling of 56972323 in words is "fifty-six million, nine hundred seventy-two thousand, three hundred twenty-three".