57424188 has 24 divisors (see below), whose sum is σ = 134289792. Its totient is φ = 19098544.

The previous prime is 57424187. The next prime is 57424189. The reversal of 57424188 is 88142475.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (57424187) and next prime (57424189).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57424187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481 + ... + 10727.

It is an arithmetic number, because the mean of its divisors is an integer number (5595408).

Almost surely, 2^57424188 is an apocalyptic number.

It is an amenable number.

57424188 is an abundant number, since it is smaller than the sum of its proper divisors (76865604).

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

57424188 is a wasteful number, since it uses less digits than its factorization.

57424188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10721 (or 10719 counting only the distinct ones).

The product of its digits is 71680, while the sum is 39.

The square root of 57424188 is about 7577.8748999967. The cubic root of 57424188 is about 385.8024260263.

The spelling of 57424188 in words is "fifty-seven million, four hundred twenty-four thousand, one hundred eighty-eight".