989585692 has 12 divisors (see below), whose sum is σ = 1739542336. Its totient is φ = 492573600.

The previous prime is 989585687. The next prime is 989585693. The reversal of 989585692 is 296585989.

It is a super-2 number, since 2×989585692² = 1958559683622237728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 989585692.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989585693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553809 + ... + 555592.

Almost surely, 2^989585692 is an apocalyptic number.

It is an amenable number.

989585692 is a deficient number, since it is larger than the sum of its proper divisors (749956644).

989585692 is a wasteful number, since it uses less digits than its factorization.

989585692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109628 (or 1109626 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 61.

The square root of 989585692 is about 31457.6809698363. The cubic root of 989585692 is about 996.5164429213.

The spelling of 989585692 in words is "nine hundred eighty-nine million, five hundred eighty-five thousand, six hundred ninety-two".