57283836 has 24 divisors (see below), whose sum is σ = 133795200. Its totient is φ = 19075632.

The previous prime is 57283799. The next prime is 57283843. The reversal of 57283836 is 63838275.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15715 + ... + 19013.

It is an arithmetic number, because the mean of its divisors is an integer number (5574800).

Almost surely, 2^57283836 is an apocalyptic number.

It is an amenable number.

57283836 is an abundant number, since it is smaller than the sum of its proper divisors (76511364).

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

57283836 is a wasteful number, since it uses less digits than its factorization.

57283836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753 (or 4751 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 57283836 is about 7568.6085907517. The cubic root of 57283836 is about 385.4878529114.

The spelling of 57283836 in words is "fifty-seven million, two hundred eighty-three thousand, eight hundred thirty-six".