57357222 has 32 divisors (see below), whose sum is σ = 123832800. Its totient is φ = 17606400.

The previous prime is 57357211. The next prime is 57357229. The reversal of 57357222 is 22275375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57357229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54154 + ... + 55202.

It is an arithmetic number, because the mean of its divisors is an integer number (3869775).

Almost surely, 2^57357222 is an apocalyptic number.

57357222 is an abundant number, since it is smaller than the sum of its proper divisors (66475578).

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

57357222 is a wasteful number, since it uses less digits than its factorization.

57357222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768.

The product of its digits is 29400, while the sum is 33.

The square root of 57357222 is about 7573.4550899837. The cubic root of 57357222 is about 385.6523981052.

The spelling of 57357222 in words is "fifty-seven million, three hundred fifty-seven thousand, two hundred twenty-two".