999322404 has 48 divisors (see below), whose sum is σ = 2488140480. Its totient is φ = 311247360.

The previous prime is 999322403. The next prime is 999322433. The reversal of 999322404 is 404223999.

It is not an unprimeable number, because it can be changed into a prime (999322403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13377 + ... + 46664.

It is an arithmetic number, because the mean of its divisors is an integer number (51836260).

Almost surely, 2^999322404 is an apocalyptic number.

It is an amenable number.

999322404 is an abundant number, since it is smaller than the sum of its proper divisors (1488818076).

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

999322404 is a wasteful number, since it uses less digits than its factorization.

999322404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60140 (or 60138 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 999322404 is about 31612.0610527058. The cubic root of 999322404 is about 999.7740836323.

The spelling of 999322404 in words is "nine hundred ninety-nine million, three hundred twenty-two thousand, four hundred four".