999662944 has 48 divisors (see below), whose sum is σ = 2326816800. Its totient is φ = 413650944.

The previous prime is 999662933. The next prime is 999662957. The reversal of 999662944 is 449266999.

999662944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70449 + ... + 83440.

It is an arithmetic number, because the mean of its divisors is an integer number (48475350).

Almost surely, 2^999662944 is an apocalyptic number.

It is an amenable number.

999662944 is an abundant number, since it is smaller than the sum of its proper divisors (1327153856).

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

999662944 is a wasteful number, since it uses less digits than its factorization.

999662944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153935 (or 153927 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 58.

The square root of 999662944 is about 31617.4468292429. The cubic root of 999662944 is about 999.8876353747.

The spelling of 999662944 in words is "nine hundred ninety-nine million, six hundred sixty-two thousand, nine hundred forty-four".