57432299 has 2 divisors, whose sum is σ = 57432300. Its totient is φ = 57432298.

The previous prime is 57432259. The next prime is 57432313. The reversal of 57432299 is 99223475.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57432299 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57432259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28716149 + 28716150.

It is an arithmetic number, because the mean of its divisors is an integer number (28716150).

Almost surely, 2^57432299 is an apocalyptic number.

57432299 is a deficient number, since it is larger than the sum of its proper divisors (1).

57432299 is an equidigital number, since it uses as much as digits as its factorization.

57432299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 41.

The square root of 57432299 is about 7578.4100575253. The cubic root of 57432299 is about 385.8205896623.

The spelling of 57432299 in words is "fifty-seven million, four hundred thirty-two thousand, two hundred ninety-nine".