57283536 has 80 divisors (see below), whose sum is σ = 154418688. Its totient is φ = 18278400.

The previous prime is 57283517. The next prime is 57283559. The reversal of 57283536 is 63538275.

It is a junction number, because it is equal to n+sod(n) for n = 57283494 and 57283503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203716 + ... + 203996.

Almost surely, 2^57283536 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 57283536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77209344).

57283536 is an abundant number, since it is smaller than the sum of its proper divisors (97135152).

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

57283536 is a wasteful number, since it uses less digits than its factorization.

57283536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 454 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 57283536 is about 7568.5887720235. The cubic root of 57283536 is about 385.4871799667.

The spelling of 57283536 in words is "fifty-seven million, two hundred eighty-three thousand, five hundred thirty-six".