999846816 has 24 divisors (see below), whose sum is σ = 2624598144. Its totient is φ = 333282240.

The previous prime is 999846797. The next prime is 999846821. The reversal of 999846816 is 618648999.

999846816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 999846816.

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, 5207440 + ... + 5207631.

It is an arithmetic number, because the mean of its divisors is an integer number (109358256).

Almost surely, 2^999846816 is an apocalyptic number.

999846816 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

999846816 is an abundant number, since it is smaller than the sum of its proper divisors (1624751328).

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

999846816 is a wasteful number, since it uses less digits than its factorization.

999846816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10415084 (or 10415076 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 60.

The square root of 999846816 is about 31620.3544572163. The cubic root of 999846816 is about 999.9489360592.

The spelling of 999846816 in words is "nine hundred ninety-nine million, eight hundred forty-six thousand, eight hundred sixteen".