68573632 has 28 divisors (see below), whose sum is σ = 140771880. Its totient is φ = 33103616.

The previous prime is 68573627. The next prime is 68573657. The reversal of 68573632 is 23637586.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16618 + ... + 20329.

Almost surely, 2^68573632 is an apocalyptic number.

It is an amenable number.

68573632 is an abundant number, since it is smaller than the sum of its proper divisors (72198248).

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

68573632 is a wasteful number, since it uses less digits than its factorization.

68573632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36988 (or 36978 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 68573632 is about 8280.9197556793. The cubic root of 68573632 is about 409.3100273088.

The spelling of 68573632 in words is "sixty-eight million, five hundred seventy-three thousand, six hundred thirty-two".