57198572 has 12 divisors (see below), whose sum is σ = 101130120. Its totient is φ = 28304256.

The previous prime is 57198571. The next prime is 57198599. The reversal of 57198572 is 27589175.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (57198571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73322 + ... + 74097.

It is an arithmetic number, because the mean of its divisors is an integer number (8427510).

Almost surely, 2^57198572 is an apocalyptic number.

It is an amenable number.

57198572 is a deficient number, since it is larger than the sum of its proper divisors (43931548).

57198572 is a wasteful number, since it uses less digits than its factorization.

57198572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147520 (or 147518 counting only the distinct ones).

The product of its digits is 176400, while the sum is 44.

The square root of 57198572 is about 7562.9737537559. The cubic root of 57198572 is about 385.2964984233.

The spelling of 57198572 in words is "fifty-seven million, one hundred ninety-eight thousand, five hundred seventy-two".