56388323 has 2 divisors, whose sum is σ = 56388324. Its totient is φ = 56388322.

The previous prime is 56388313. The next prime is 56388329. The reversal of 56388323 is 32388365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56388323 - 2¹⁸ = 56126179 is a prime.

It is not a weakly prime, because it can be changed into another prime (56388329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28194161 + 28194162.

It is an arithmetic number, because the mean of its divisors is an integer number (28194162).

Almost surely, 2^56388323 is an apocalyptic number.

56388323 is a deficient number, since it is larger than the sum of its proper divisors (1).

56388323 is an equidigital number, since it uses as much as digits as its factorization.

56388323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 56388323 is about 7509.2158711812. The cubic root of 56388323 is about 383.4685279071.

The spelling of 56388323 in words is "fifty-six million, three hundred eighty-eight thousand, three hundred twenty-three".