57352194 has 24 divisors (see below), whose sum is σ = 127295532. Its totient is φ = 18650880.

The previous prime is 57352187. The next prime is 57352199. The reversal of 57352194 is 49125375.

It can be written as a sum of positive squares in 2 ways, for example, as 52751169 + 4601025 = 7263^2 + 2145^2 .

It is a super-2 number, since 2×57352194² = 6578548313227272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57352199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38119 + ... + 39594.

Almost surely, 2^57352194 is an apocalyptic number.

57352194 is an abundant number, since it is smaller than the sum of its proper divisors (69943338).

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

57352194 is a wasteful number, since it uses less digits than its factorization.

57352194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77762 (or 77759 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 57352194 is about 7573.1231338200. The cubic root of 57352194 is about 385.6411288651.

The spelling of 57352194 in words is "fifty-seven million, three hundred fifty-two thousand, one hundred ninety-four".