57323999 has 2 divisors, whose sum is σ = 57324000. Its totient is φ = 57323998.

The previous prime is 57323953. The next prime is 57324049. The reversal of 57323999 is 99932375.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57323999 is a prime.

It is a super-2 number, since 2×57323999² = 6572081722704002, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57320999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28661999 + 28662000.

It is an arithmetic number, because the mean of its divisors is an integer number (28662000).

Almost surely, 2^57323999 is an apocalyptic number.

57323999 is a deficient number, since it is larger than the sum of its proper divisors (1).

57323999 is an equidigital number, since it uses as much as digits as its factorization.

57323999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 47.

The square root of 57323999 is about 7571.2613876421. The cubic root of 57323999 is about 385.5779232976.

The spelling of 57323999 in words is "fifty-seven million, three hundred twenty-three thousand, nine hundred ninety-nine".