985549824 has 132 divisors (see below), whose sum is σ = 3252502864. Its totient is φ = 281567232.

The previous prime is 985549813. The next prime is 985549843. The reversal of 985549824 is 428945589.

It is a happy number.

985549824 is a `hidden beast` number, since 9 + 8 + 554 + 9 + 82 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56874 + ... + 72150.

Almost surely, 2^985549824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 985549824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1626251432).

985549824 is an abundant number, since it is smaller than the sum of its proper divisors (2266953040).

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

985549824 is a wasteful number, since it uses less digits than its factorization.

985549824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15310 (or 15289 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 54.

The square root of 985549824 is about 31393.4678555906. The cubic root of 985549824 is about 995.1598857568.

The spelling of 985549824 in words is "nine hundred eighty-five million, five hundred forty-nine thousand, eight hundred twenty-four".