816902696 has 32 divisors (see below), whose sum is σ = 1571935680. Its totient is φ = 397756800.

The previous prime is 816902693. The next prime is 816902741. The reversal of 816902696 is 696209618.

It is a self number, because there is not a number n which added to its sum of digits gives 816902696.

It is not an unprimeable number, because it can be changed into a prime (816902693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204995 + ... + 208941.

It is an arithmetic number, because the mean of its divisors is an integer number (49122990).

Almost surely, 2^816902696 is an apocalyptic number.

It is an amenable number.

816902696 is a deficient number, since it is larger than the sum of its proper divisors (755032984).

816902696 is a wasteful number, since it uses less digits than its factorization.

816902696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625 (or 4621 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 816902696 is about 28581.5096872086. The cubic root of 816902696 is about 934.8102014016.

The spelling of 816902696 in words is "eight hundred sixteen million, nine hundred two thousand, six hundred ninety-six".