999980232 has 32 divisors (see below), whose sum is σ = 2501584800. Its totient is φ = 333108864.

The previous prime is 999980231. The next prime is 999980281. The reversal of 999980232 is 232089999.

It is not an unprimeable number, because it can be changed into a prime (999980231) by changing a digit.

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, 26244 + ... + 51852.

It is an arithmetic number, because the mean of its divisors is an integer number (78174525).

Almost surely, 2^999980232 is an apocalyptic number.

It is an amenable number.

999980232 is an abundant number, since it is smaller than the sum of its proper divisors (1501604568).

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

999980232 is a wasteful number, since it uses less digits than its factorization.

999980232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27245 (or 27241 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 999980232 is about 31622.4640406152. The cubic root of 999980232 is about 999.9934106232.

The spelling of 999980232 in words is "nine hundred ninety-nine million, nine hundred eighty thousand, two hundred thirty-two".