985634970 has 16 divisors (see below), whose sum is σ = 2365524000. Its totient is φ = 262835984.

The previous prime is 985634963. The next prime is 985634989. The reversal of 985634970 is 79436589.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16427220 + ... + 16427279.

It is an arithmetic number, because the mean of its divisors is an integer number (147845250).

Almost surely, 2^985634970 is an apocalyptic number.

985634970 is an abundant number, since it is smaller than the sum of its proper divisors (1379889030).

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

985634970 is a wasteful number, since it uses less digits than its factorization.

985634970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32854509.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 985634970 is about 31394.8239364389. The cubic root of 985634970 is about 995.1885436834.

The spelling of 985634970 in words is "nine hundred eighty-five million, six hundred thirty-four thousand, nine hundred seventy".