813734404 has 24 divisors (see below), whose sum is σ = 1628086208. Its totient is φ = 348611040.

The previous prime is 813734399. The next prime is 813734417. The reversal of 813734404 is 404437318.

It is a self number, because there is not a number n which added to its sum of digits gives 813734404.

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, 118834 + ... + 125494.

Almost surely, 2^813734404 is an apocalyptic number.

It is an amenable number.

813734404 is an abundant number, since it is smaller than the sum of its proper divisors (814351804).

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

813734404 is a wasteful number, since it uses less digits than its factorization.

813734404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035 (or 11033 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 813734404 is about 28526.0302881421. The cubic root of 813734404 is about 933.6001066778.

The spelling of 813734404 in words is "eight hundred thirteen million, seven hundred thirty-four thousand, four hundred four".