57223536 has 40 divisors (see below), whose sum is σ = 151438224. Its totient is φ = 18608640.

The previous prime is 57223519. The next prime is 57223541. The reversal of 57223536 is 63532275.

It is a junction number, because it is equal to n+sod(n) for n = 57223497 and 57223506.

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, 12571 + ... + 16506.

Almost surely, 2^57223536 is an apocalyptic number.

It is an amenable number.

57223536 is an abundant number, since it is smaller than the sum of its proper divisors (94214688).

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

57223536 is a wasteful number, since it uses less digits than its factorization.

57223536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29129 (or 29123 counting only the distinct ones).

The product of its digits is 37800, while the sum is 33.

The square root of 57223536 is about 7564.6239827238. The cubic root of 57223536 is about 385.3525437782.

The spelling of 57223536 in words is "fifty-seven million, two hundred twenty-three thousand, five hundred thirty-six".