816104264 has 96 divisors (see below), whose sum is σ = 1720670400. Its totient is φ = 361584000.

The previous prime is 816104257. The next prime is 816104273. The reversal of 816104264 is 462401618.

It is a self number, because there is not a number n which added to its sum of digits gives 816104264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5404589 + ... + 5404739.

It is an arithmetic number, because the mean of its divisors is an integer number (17923650).

Almost surely, 2^816104264 is an apocalyptic number.

It is an amenable number.

816104264 is an abundant number, since it is smaller than the sum of its proper divisors (904566136).

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

816104264 is a wasteful number, since it uses less digits than its factorization.

816104264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 816104264 is about 28567.5386409120. The cubic root of 816104264 is about 934.5055442769.

The spelling of 816104264 in words is "eight hundred sixteen million, one hundred four thousand, two hundred sixty-four".