56537632 has 12 divisors (see below), whose sum is σ = 111308526. Its totient is φ = 28268800.

The previous prime is 56537599. The next prime is 56537659. The reversal of 56537632 is 23673565.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 52359696 + 4177936 = 7236^2 + 2044^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56537591 and 56537600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883369 + ... + 883432.

Almost surely, 2^56537632 is an apocalyptic number.

It is an amenable number.

56537632 is a deficient number, since it is larger than the sum of its proper divisors (54770894).

56537632 is a wasteful number, since it uses less digits than its factorization.

56537632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766811 (or 1766803 counting only the distinct ones).

The product of its digits is 113400, while the sum is 37.

The square root of 56537632 is about 7519.1510159060. The cubic root of 56537632 is about 383.8066880008.

The spelling of 56537632 in words is "fifty-six million, five hundred thirty-seven thousand, six hundred thirty-two".