999468844 has 12 divisors (see below), whose sum is σ = 1908076968. Its totient is φ = 454304000.

The previous prime is 999468839. The next prime is 999468863. The reversal of 999468844 is 448864999.

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 3 ways as a sum of consecutive naturals, for example, 11357557 + ... + 11357644.

It is an arithmetic number, because the mean of its divisors is an integer number (159006414).

Almost surely, 2^999468844 is an apocalyptic number.

It is an amenable number.

999468844 is a deficient number, since it is larger than the sum of its proper divisors (908608124).

999468844 is a wasteful number, since it uses less digits than its factorization.

999468844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22715216 (or 22715214 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 61.

The square root of 999468844 is about 31614.3771724195. The cubic root of 999468844 is about 999.8229166433.

The spelling of 999468844 in words is "nine hundred ninety-nine million, four hundred sixty-eight thousand, eight hundred forty-four".