57347808 has 96 divisors (see below), whose sum is σ = 174988800. Its totient is φ = 16104960.

The previous prime is 57347791. The next prime is 57347813. The reversal of 57347808 is 80874375.

57347808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 57347808.

It is a congruent number.

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, 40293 + ... + 41691.

It is an arithmetic number, because the mean of its divisors is an integer number (1822800).

Almost surely, 2^57347808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57347808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87494400).

57347808 is an abundant number, since it is smaller than the sum of its proper divisors (117640992).

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

57347808 is a wasteful number, since it uses less digits than its factorization.

57347808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 57347808 is about 7572.8335515842. The cubic root of 57347808 is about 385.6312979996.

The spelling of 57347808 in words is "fifty-seven million, three hundred forty-seven thousand, eight hundred eight".