985590925 has 12 divisors (see below), whose sum is σ = 1333236096. Its totient is φ = 716793200.

The previous prime is 985590911. The next prime is 985590953. The reversal of 985590925 is 529095589.

It is a happy number.

It is not a de Polignac number, because 985590925 - 2⁷ = 985590797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1791709 + ... + 1792258.

It is an arithmetic number, because the mean of its divisors is an integer number (111103008).

Almost surely, 2^985590925 is an apocalyptic number.

It is an amenable number.

985590925 is a deficient number, since it is larger than the sum of its proper divisors (347645171).

985590925 is a wasteful number, since it uses less digits than its factorization.

985590925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583988 (or 3583983 counting only the distinct ones).

The product of its (nonzero) digits is 1458000, while the sum is 52.

The square root of 985590925 is about 31394.1224594668. The cubic root of 985590925 is about 995.1737194893.

The spelling of 985590925 in words is "nine hundred eighty-five million, five hundred ninety thousand, nine hundred twenty-five".