57168222 has 32 divisors (see below), whose sum is σ = 119486880. Its totient is φ = 18211200.

The previous prime is 57168203. The next prime is 57168239. The reversal of 57168222 is 22286175.

57168222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15948 + ... + 19200.

It is an arithmetic number, because the mean of its divisors is an integer number (3733965).

Almost surely, 2^57168222 is an apocalyptic number.

57168222 is an abundant number, since it is smaller than the sum of its proper divisors (62318658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57168222 is a wasteful number, since it uses less digits than its factorization.

57168222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3388.

The product of its digits is 13440, while the sum is 33.

The square root of 57168222 is about 7560.9670016473. The cubic root of 57168222 is about 385.2283392764.

The spelling of 57168222 in words is "fifty-seven million, one hundred sixty-eight thousand, two hundred twenty-two".