57704256 has 168 divisors, whose sum is σ = 179734464. Its totient is φ = 17633280.

The previous prime is 57704249. The next prime is 57704267. The reversal of 57704256 is 65240775.

57704256 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 a self number, because there is not a number n which added to its sum of digits gives 57704256.

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 23 ways as a sum of consecutive naturals, for example, 695191 + ... + 695273.

It is an arithmetic number, because the mean of its divisors is an integer number (1069848).

Almost surely, 2^57704256 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 57704256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89867232).

57704256 is an abundant number, since it is smaller than the sum of its proper divisors (122030208).

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

57704256 is a wasteful number, since it uses less digits than its factorization.

57704256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 57704256 is about 7596.3317463102. The cubic root of 57704256 is about 386.4286181754.

The spelling of 57704256 in words is "fifty-seven million, seven hundred four thousand, two hundred fifty-six".