57463866 has 24 divisors (see below), whose sum is σ = 131058720. Its totient is φ = 18146376.

The previous prime is 57463843. The next prime is 57463873. The reversal of 57463866 is 66836475.

57463866 is a `hidden beast` number, since 5 + 7 + 4 + 638 + 6 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83670 + ... + 84353.

It is an arithmetic number, because the mean of its divisors is an integer number (5460780).

Almost surely, 2^57463866 is an apocalyptic number.

57463866 is an abundant number, since it is smaller than the sum of its proper divisors (73594854).

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

57463866 is a wasteful number, since it uses less digits than its factorization.

57463866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168050 (or 168047 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 57463866 is about 7580.4924642137. The cubic root of 57463866 is about 385.8912639929.

The spelling of 57463866 in words is "fifty-seven million, four hundred sixty-three thousand, eight hundred sixty-six".