985627644 has 48 divisors (see below), whose sum is σ = 2353857408. Its totient is φ = 320876608.

The previous prime is 985627613. The next prime is 985627651. The reversal of 985627644 is 446726589.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140959 + ... + 147785.

It is an arithmetic number, because the mean of its divisors is an integer number (49038696).

Almost surely, 2^985627644 is an apocalyptic number.

It is an amenable number.

985627644 is an abundant number, since it is smaller than the sum of its proper divisors (1368229764).

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

985627644 is a wasteful number, since it uses less digits than its factorization.

985627644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114 (or 7112 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The square root of 985627644 is about 31394.7072609381. The cubic root of 985627644 is about 995.1860780074.

The spelling of 985627644 in words is "nine hundred eighty-five million, six hundred twenty-seven thousand, six hundred forty-four".