57948666 has 32 divisors (see below), whose sum is σ = 117669888. Its totient is φ = 19023600.

The previous prime is 57948659. The next prime is 57948713. The reversal of 57948666 is 66684975.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151111 + ... + 151493.

It is an arithmetic number, because the mean of its divisors is an integer number (3677184).

Almost surely, 2^57948666 is an apocalyptic number.

57948666 is an abundant number, since it is smaller than the sum of its proper divisors (59721222).

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

57948666 is a wasteful number, since it uses less digits than its factorization.

57948666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706.

The product of its digits is 2177280, while the sum is 51.

The square root of 57948666 is about 7612.4021175973. The cubic root of 57948666 is about 386.9734305952.

The spelling of 57948666 in words is "fifty-seven million, nine hundred forty-eight thousand, six hundred sixty-six".