813696732 has 48 divisors (see below), whose sum is σ = 2182336800. Its totient is φ = 261878400.

The previous prime is 813696727. The next prime is 813696733. The reversal of 813696732 is 237696318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813696733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126769 + ... + 133032.

It is an arithmetic number, because the mean of its divisors is an integer number (45465350).

Almost surely, 2^813696732 is an apocalyptic number.

It is an amenable number.

813696732 is an abundant number, since it is smaller than the sum of its proper divisors (1368640068).

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

813696732 is a wasteful number, since it uses less digits than its factorization.

813696732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259843 (or 259835 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 813696732 is about 28525.3699713080. The cubic root of 813696732 is about 933.5856993864.

The spelling of 813696732 in words is "eight hundred thirteen million, six hundred ninety-six thousand, seven hundred thirty-two".