985539634 has 8 divisors (see below), whose sum is σ = 1480234140. Its totient is φ = 492128256.

The previous prime is 985539629. The next prime is 985539679. The reversal of 985539634 is 436935589.

985539634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 980003025 + 5536609 = 31305^2 + 2353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318859 + ... + 321934.

Almost surely, 2^985539634 is an apocalyptic number.

985539634 is a deficient number, since it is larger than the sum of its proper divisors (494694506).

985539634 is a wasteful number, since it uses less digits than its factorization.

985539634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641564.

The product of its digits is 3499200, while the sum is 52.

The square root of 985539634 is about 31393.3055602624. The cubic root of 985539634 is about 995.1564559575.

The spelling of 985539634 in words is "nine hundred eighty-five million, five hundred thirty-nine thousand, six hundred thirty-four".