985670900 has 18 divisors (see below), whose sum is σ = 2138906070. Its totient is φ = 394268320.

The previous prime is 985670849. The next prime is 985670921. The reversal of 985670900 is 9076589.

It can be written as a sum of positive squares in 3 ways, for example, as 59320804 + 926350096 = 7702^2 + 30436^2 .

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 4928255 + ... + 4928454.

It is an arithmetic number, because the mean of its divisors is an integer number (118828115).

Almost surely, 2^985670900 is an apocalyptic number.

It is an amenable number.

985670900 is an abundant number, since it is smaller than the sum of its proper divisors (1153235170).

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

985670900 is a wasteful number, since it uses less digits than its factorization.

985670900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9856723 (or 9856716 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 985670900 is about 31395.3961593097. The cubic root of 985670900 is about 995.2006362907.

The spelling of 985670900 in words is "nine hundred eighty-five million, six hundred seventy thousand, nine hundred".