999164932 has 24 divisors (see below), whose sum is σ = 1841584640. Its totient is φ = 473027040.

The previous prime is 999164911. The next prime is 999164977. The reversal of 999164932 is 239461999.

It is a super-2 number, since 2×999164932² = 1996661122677129248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 999164932.

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, 255778 + ... + 259654.

Almost surely, 2^999164932 is an apocalyptic number.

It is an amenable number.

999164932 is a deficient number, since it is larger than the sum of its proper divisors (842419708).

999164932 is a wasteful number, since it uses less digits than its factorization.

With its successor (999164933) it forms an eRAP, since the sums of their prime factors are consecutive (7291 and 7292).

999164932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7291 (or 7289 counting only the distinct ones).

The product of its digits is 944784, while the sum is 52.

The square root of 999164932 is about 31609.5702596540. The cubic root of 999164932 is about 999.7215664820.

The spelling of 999164932 in words is "nine hundred ninety-nine million, one hundred sixty-four thousand, nine hundred thirty-two".