999844108 has 12 divisors (see below), whose sum is σ = 1756537272. Its totient is φ = 497976320.

The previous prime is 999844093. The next prime is 999844117. The reversal of 999844108 is 801448999.

It is a happy 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, 485278 + ... + 487333.

It is an arithmetic number, because the mean of its divisors is an integer number (146378106).

Almost surely, 2^999844108 is an apocalyptic number.

It is an amenable number.

999844108 is a deficient number, since it is larger than the sum of its proper divisors (756693164).

999844108 is a wasteful number, since it uses less digits than its factorization.

999844108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972872 (or 972870 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 52.

The square root of 999844108 is about 31620.3116366680. The cubic root of 999844108 is about 999.9480332995.

The spelling of 999844108 in words is "nine hundred ninety-nine million, eight hundred forty-four thousand, one hundred eight".