985363589 has 12 divisors (see below), whose sum is σ = 1159123500. Its totient is φ = 835103808.

The previous prime is 985363567. The next prime is 985363607.

985363589 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 674440900 + 310922689 = 25970^2 + 17633^2 .

It is a de Polignac number, because none of the positive numbers 2^k-985363589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985363549) 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, 108614 + ... + 117335.

It is an arithmetic number, because the mean of its divisors is an integer number (96593625).

Almost surely, 2^985363589 is an apocalyptic number.

It is an amenable number.

985363589 is a deficient number, since it is larger than the sum of its proper divisors (173759911).

985363589 is a wasteful number, since it uses less digits than its factorization.

985363589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226052 (or 226045 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 56.

The square root of 985363589 is about 31390.5015729281. The cubic root of 985363589 is about 995.0971981510.

The spelling of 985363589 in words is "nine hundred eighty-five million, three hundred sixty-three thousand, five hundred eighty-nine".