813696338 has 16 divisors (see below), whose sum is σ = 1502208960. Its totient is φ = 321901776.

The previous prime is 813696329. The next prime is 813696343. The reversal of 813696338 is 833696318.

It is a super-2 number, since 2×813696338² = 1324203460949220488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 813696292 and 813696301.

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, 2235248 + ... + 2235611.

It is an arithmetic number, because the mean of its divisors is an integer number (93888060).

Almost surely, 2^813696338 is an apocalyptic number.

813696338 is a deficient number, since it is larger than the sum of its proper divisors (688512622).

813696338 is a wasteful number, since it uses less digits than its factorization.

813696338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4470881.

The product of its digits is 559872, while the sum is 47.

The square root of 813696338 is about 28525.3630651741. The cubic root of 813696338 is about 933.5855487026.

The spelling of 813696338 in words is "eight hundred thirteen million, six hundred ninety-six thousand, three hundred thirty-eight".