985509936 has 80 divisors (see below), whose sum is σ = 2977686400. Its totient is φ = 311211072.

The previous prime is 985509913. The next prime is 985509947. The reversal of 985509936 is 639905589.

985509936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51826 + ... + 68241.

It is an arithmetic number, because the mean of its divisors is an integer number (37221080).

Almost surely, 2^985509936 is an apocalyptic number.

It is an amenable number.

985509936 is an abundant number, since it is smaller than the sum of its proper divisors (1992176464).

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

985509936 is a wasteful number, since it uses less digits than its factorization.

985509936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120103 (or 120091 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 54.

The square root of 985509936 is about 31392.8325577671. The cubic root of 985509936 is about 995.1464599268.

The spelling of 985509936 in words is "nine hundred eighty-five million, five hundred nine thousand, nine hundred thirty-six".