999838108 has 12 divisors (see below), whose sum is σ = 1751606640. Its totient is φ = 499379072.

The previous prime is 999838093. The next prime is 999838111. The reversal of 999838108 is 801838999.

999838108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 130816 + ... + 138247.

It is an arithmetic number, because the mean of its divisors is an integer number (145967220).

Almost surely, 2^999838108 is an apocalyptic number.

It is an amenable number.

999838108 is a deficient number, since it is larger than the sum of its proper divisors (751768532).

999838108 is a wasteful number, since it uses less digits than its factorization.

999838108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269996 (or 269994 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 55.

The square root of 999838108 is about 31620.2167608004. The cubic root of 999838108 is about 999.9460330876.

The spelling of 999838108 in words is "nine hundred ninety-nine million, eight hundred thirty-eight thousand, one hundred eight".