985318994 has 16 divisors (see below), whose sum is σ = 1613173536. Its totient is φ = 447640800.

The previous prime is 985318927. The next prime is 985319003. The reversal of 985318994 is 499813589.

It is a Curzon number.

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, 36374 + ... + 57390.

It is an arithmetic number, because the mean of its divisors is an integer number (100823346).

Almost surely, 2^985318994 is an apocalyptic number.

985318994 is a deficient number, since it is larger than the sum of its proper divisors (627854542).

985318994 is a wasteful number, since it uses less digits than its factorization.

985318994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23161.

The product of its digits is 2799360, while the sum is 56.

The square root of 985318994 is about 31389.7912385540. The cubic root of 985318994 is about 995.0821860852.

The spelling of 985318994 in words is "nine hundred eighty-five million, three hundred eighteen thousand, nine hundred ninety-four".