999345116 has 24 divisors (see below), whose sum is σ = 2180390016. Its totient is φ = 389355120.

The previous prime is 999345077. The next prime is 999345131. The reversal of 999345116 is 611543999.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1622006 + ... + 1622621.

It is an arithmetic number, because the mean of its divisors is an integer number (90849584).

Almost surely, 2^999345116 is an apocalyptic number.

It is an amenable number.

999345116 is an abundant number, since it is smaller than the sum of its proper divisors (1181044900).

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

999345116 is a wasteful number, since it uses less digits than its factorization.

999345116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244649 (or 3244647 counting only the distinct ones).

The product of its digits is 262440, while the sum is 47.

The square root of 999345116 is about 31612.4202806429. The cubic root of 999345116 is about 999.7816576634.

The spelling of 999345116 in words is "nine hundred ninety-nine million, three hundred forty-five thousand, one hundred sixteen".