899889232 has 20 divisors (see below), whose sum is σ = 1902038976. Its totient is φ = 409040480.

The previous prime is 899889217. The next prime is 899889239. The reversal of 899889232 is 232988998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899889239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2556328 + ... + 2556679.

Almost surely, 2^899889232 is an apocalyptic number.

It is an amenable number.

899889232 is an abundant number, since it is smaller than the sum of its proper divisors (1002149744).

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

899889232 is a wasteful number, since it uses less digits than its factorization.

899889232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113026 (or 5113020 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 58.

The square root of 899889232 is about 29998.1538098597. The cubic root of 899889232 is about 965.4497735997.

The spelling of 899889232 in words is "eight hundred ninety-nine million, eight hundred eighty-nine thousand, two hundred thirty-two".