816832984 has 16 divisors (see below), whose sum is σ = 1670794920. Its totient is φ = 371287680.

The previous prime is 816832967. The next prime is 816832997. The reversal of 816832984 is 489238618.

It is a super-2 number, since 2×816832984² = 1334432247500688512, which contains 22 as substring.

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, 4641009 + ... + 4641184.

Almost surely, 2^816832984 is an apocalyptic number.

It is an amenable number.

816832984 is an abundant number, since it is smaller than the sum of its proper divisors (853961936).

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

816832984 is a wasteful number, since it uses less digits than its factorization.

816832984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9282210 (or 9282206 counting only the distinct ones).

The product of its digits is 663552, while the sum is 49.

The square root of 816832984 is about 28580.2901314875. The cubic root of 816832984 is about 934.7836093554.

The spelling of 816832984 in words is "eight hundred sixteen million, eight hundred thirty-two thousand, nine hundred eighty-four".