804359816 has 16 divisors (see below), whose sum is σ = 1624188300. Its totient is φ = 371242944.

The previous prime is 804359797. The next prime is 804359861. The reversal of 804359816 is 618953408.

It can be written as a sum of positive squares in 2 ways, for example, as 787924900 + 16434916 = 28070^2 + 4054^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 3867011 + ... + 3867218.

Almost surely, 2^804359816 is an apocalyptic number.

It is an amenable number.

804359816 is an abundant number, since it is smaller than the sum of its proper divisors (819828484).

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

804359816 is a wasteful number, since it uses less digits than its factorization.

804359816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7734248 (or 7734244 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 804359816 is about 28361.2379137442. The cubic root of 804359816 is about 930.0010852880.

The spelling of 804359816 in words is "eight hundred four million, three hundred fifty-nine thousand, eight hundred sixteen".