985565228 has 12 divisors (see below), whose sum is σ = 1725523800. Its totient is φ = 492558432.

The previous prime is 985565221. The next prime is 985565239. The reversal of 985565228 is 822565589.

985565228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (985565221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45953 + ... + 63896.

It is an arithmetic number, because the mean of its divisors is an integer number (143793650).

Almost surely, 2^985565228 is an apocalyptic number.

It is an amenable number.

985565228 is a deficient number, since it is larger than the sum of its proper divisors (739958572).

985565228 is a wasteful number, since it uses less digits than its factorization.

985565228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112096 (or 112094 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 50.

The square root of 985565228 is about 31393.7131922938. The cubic root of 985565228 is about 995.1650704644.

The spelling of 985565228 in words is "nine hundred eighty-five million, five hundred sixty-five thousand, two hundred twenty-eight".