57285048 has 16 divisors (see below), whose sum is σ = 143212680. Its totient is φ = 19095008.

The previous prime is 57285029. The next prime is 57285089. The reversal of 57285048 is 84058275.

57285048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 57284997 and 57285015.

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 3 ways as a sum of consecutive naturals, for example, 1193415 + ... + 1193462.

Almost surely, 2^57285048 is an apocalyptic number.

It is an amenable number.

57285048 is an abundant number, since it is smaller than the sum of its proper divisors (85927632).

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

57285048 is a wasteful number, since it uses less digits than its factorization.

57285048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386886 (or 2386882 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 39.

The square root of 57285048 is about 7568.6886578852. The cubic root of 57285048 is about 385.4905715839.

The spelling of 57285048 in words is "fifty-seven million, two hundred eighty-five thousand, forty-eight".