816208364 has 24 divisors (see below), whose sum is σ = 1481004000. Its totient is φ = 393128960.

The previous prime is 816208307. The next prime is 816208447. The reversal of 816208364 is 463802618.

It is a happy number.

816208364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 44249 + ... + 59919.

It is an arithmetic number, because the mean of its divisors is an integer number (61708500).

Almost surely, 2^816208364 is an apocalyptic number.

It is an amenable number.

816208364 is a deficient number, since it is larger than the sum of its proper divisors (664795636).

816208364 is a wasteful number, since it uses less digits than its factorization.

816208364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16153 (or 16151 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 816208364 is about 28569.3605808740. The cubic root of 816208364 is about 934.5452769007.

The spelling of 816208364 in words is "eight hundred sixteen million, two hundred eight thousand, three hundred sixty-four".