985223016 has 48 divisors (see below), whose sum is σ = 2694238560. Its totient is φ = 325216800.

The previous prime is 985223011. The next prime is 985223021. The reversal of 985223016 is 610322589.

985223016 is a `hidden beast` number, since 98 + 522 + 30 + 16 = 666.

It is an interprime number because it is at equal distance from previous prime (985223011) and next prime (985223021).

It is a super-2 number, since 2×985223016² = 1941328782512272512, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (985223011) 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 11 ways as a sum of consecutive naturals, for example, 59010 + ... + 73841.

It is an arithmetic number, because the mean of its divisors is an integer number (56129970).

Almost surely, 2^985223016 is an apocalyptic number.

It is an amenable number.

985223016 is an abundant number, since it is smaller than the sum of its proper divisors (1709015544).

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

985223016 is a wasteful number, since it uses less digits than its factorization.

985223016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132966 (or 132959 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 985223016 is about 31388.2623921746. The cubic root of 985223016 is about 995.0498753649.

The spelling of 985223016 in words is "nine hundred eighty-five million, two hundred twenty-three thousand, sixteen".