57383424 has 160 divisors (see below), whose sum is σ = 194451840. Its totient is φ = 16367616.

The previous prime is 57383399. The next prime is 57383479. The reversal of 57383424 is 42438375.

It is a happy number.

57383424 is a `hidden beast` number, since 573 + 83 + 4 + 2 + 4 = 666.

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 (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96472 + ... + 97064.

It is an arithmetic number, because the mean of its divisors is an integer number (1215324).

Almost surely, 2^57383424 is an apocalyptic number.

57383424 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 57383424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97225920).

57383424 is an abundant number, since it is smaller than the sum of its proper divisors (137068416).

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

57383424 is an equidigital number, since it uses as much as digits as its factorization.

57383424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 605 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 57383424 is about 7575.1847502223. The cubic root of 57383424 is about 385.7111139069.

The spelling of 57383424 in words is "fifty-seven million, three hundred eighty-three thousand, four hundred twenty-four".