57102194 has 8 divisors (see below), whose sum is σ = 87645360. Its totient is φ = 27887076.

The previous prime is 57102193. The next prime is 57102229. The reversal of 57102194 is 49120175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×57102194² = 6521321119227272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57102193) 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, 331904 + ... + 332075.

It is an arithmetic number, because the mean of its divisors is an integer number (10955670).

Almost surely, 2^57102194 is an apocalyptic number.

57102194 is a deficient number, since it is larger than the sum of its proper divisors (30543166).

57102194 is a wasteful number, since it uses less digits than its factorization.

57102194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664024.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 57102194 is about 7556.5993674404. The cubic root of 57102194 is about 385.0799721429.

The spelling of 57102194 in words is "fifty-seven million, one hundred two thousand, one hundred ninety-four".