57669323 has 2 divisors, whose sum is σ = 57669324. Its totient is φ = 57669322.

The previous prime is 57669319. The next prime is 57669383. The reversal of 57669323 is 32396675.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57669323 - 2² = 57669319 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (57669383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28834661 + 28834662.

It is an arithmetic number, because the mean of its divisors is an integer number (28834662).

Almost surely, 2^57669323 is an apocalyptic number.

57669323 is a deficient number, since it is larger than the sum of its proper divisors (1).

57669323 is an equidigital number, since it uses as much as digits as its factorization.

57669323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 41.

The square root of 57669323 is about 7594.0320647203. The cubic root of 57669323 is about 386.3506237211.

The spelling of 57669323 in words is "fifty-seven million, six hundred sixty-nine thousand, three hundred twenty-three".