57424416 has 48 divisors (see below), whose sum is σ = 172275264. Its totient is φ = 16406784.

The previous prime is 57424391. The next prime is 57424429. The reversal of 57424416 is 61442475.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42055 + ... + 43398.

It is an arithmetic number, because the mean of its divisors is an integer number (3589068).

Almost surely, 2^57424416 is an apocalyptic number.

57424416 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

57424416 is an abundant number, since it is smaller than the sum of its proper divisors (114850848).

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

57424416 is a wasteful number, since it uses less digits than its factorization.

57424416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85473 (or 85465 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 57424416 is about 7577.8899437772. The cubic root of 57424416 is about 385.8029366290.

The spelling of 57424416 in words is "fifty-seven million, four hundred twenty-four thousand, four hundred sixteen".