57127464 has 64 divisors (see below), whose sum is σ = 160905600. Its totient is φ = 18776448.

The previous prime is 57127417. The next prime is 57127487. The reversal of 57127464 is 46472175.

57127464 is a `hidden beast` number, since 571 + 27 + 4 + 64 = 666.

57127464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13957 + ... + 17579.

It is an arithmetic number, because the mean of its divisors is an integer number (2514150).

Almost surely, 2^57127464 is an apocalyptic number.

57127464 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57127464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80452800).

57127464 is an abundant number, since it is smaller than the sum of its proper divisors (103778136).

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

57127464 is a wasteful number, since it uses less digits than its factorization.

57127464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711 (or 3701 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 57127464 is about 7558.2712309099. The cubic root of 57127464 is about 385.1367681847.

The spelling of 57127464 in words is "fifty-seven million, one hundred twenty-seven thousand, four hundred sixty-four".