985145736 has 16 divisors (see below), whose sum is σ = 2462864400. Its totient is φ = 328381904.

The previous prime is 985145671. The next prime is 985145737. The reversal of 985145736 is 637541589.

It is not an unprimeable number, because it can be changed into a prime (985145737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20523846 + ... + 20523893.

It is an arithmetic number, because the mean of its divisors is an integer number (153929025).

Almost surely, 2^985145736 is an apocalyptic number.

It is an amenable number.

985145736 is an abundant number, since it is smaller than the sum of its proper divisors (1477718664).

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

985145736 is a wasteful number, since it uses less digits than its factorization.

985145736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41047748 (or 41047744 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The square root of 985145736 is about 31387.0313346133. The cubic root of 985145736 is about 995.0238577480.

The spelling of 985145736 in words is "nine hundred eighty-five million, one hundred forty-five thousand, seven hundred thirty-six".