57098907 has 6 divisors (see below), whose sum is σ = 82476212. Its totient is φ = 38065932.

The previous prime is 57098893. The next prime is 57098947. The reversal of 57098907 is 70989075.

It is not a de Polignac number, because 57098907 - 2⁴ = 57098891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57098947) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3172153 + ... + 3172170.

Almost surely, 2^57098907 is an apocalyptic number.

57098907 is a deficient number, since it is larger than the sum of its proper divisors (25377305).

57098907 is a wasteful number, since it uses less digits than its factorization.

57098907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6344329 (or 6344326 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 57098907 is about 7556.3818722984. The cubic root of 57098907 is about 385.0725831556.

The spelling of 57098907 in words is "fifty-seven million, ninety-eight thousand, nine hundred seven".