56899223 has 2 divisors, whose sum is σ = 56899224. Its totient is φ = 56899222.

The previous prime is 56899211. The next prime is 56899237. The reversal of 56899223 is 32299865.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56899223 - 2⁸ = 56898967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56899253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28449611 + 28449612.

It is an arithmetic number, because the mean of its divisors is an integer number (28449612).

Almost surely, 2^56899223 is an apocalyptic number.

56899223 is a deficient number, since it is larger than the sum of its proper divisors (1).

56899223 is an equidigital number, since it uses as much as digits as its factorization.

56899223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 44.

The square root of 56899223 is about 7543.1573628024. The cubic root of 56899223 is about 384.6231720792.

The spelling of 56899223 in words is "fifty-six million, eight hundred ninety-nine thousand, two hundred twenty-three".