57122299 has 4 divisors (see below), whose sum is σ = 61516336. Its totient is φ = 52728264.

The previous prime is 57122297. The next prime is 57122321. The reversal of 57122299 is 99222175.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57122299 - 2¹ = 57122297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57122297) 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 in 3 ways as a sum of consecutive naturals, for example, 2196999 + ... + 2197024.

It is an arithmetic number, because the mean of its divisors is an integer number (15379084).

Almost surely, 2^57122299 is an apocalyptic number.

57122299 is a deficient number, since it is larger than the sum of its proper divisors (4394037).

57122299 is a wasteful number, since it uses less digits than its factorization.

57122299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394036.

The product of its digits is 22680, while the sum is 37.

The square root of 57122299 is about 7557.9295445247. The cubic root of 57122299 is about 385.1251608583.

The spelling of 57122299 in words is "fifty-seven million, one hundred twenty-two thousand, two hundred ninety-nine".