989830036 has 48 divisors (see below), whose sum is σ = 1929251520. Its totient is φ = 441434880.

The previous prime is 989830033. The next prime is 989830063. The reversal of 989830036 is 630038989.

It is a super-2 number, since 2×989830036² = 1959527000335522592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989830033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225955 + ... + 230293.

It is an arithmetic number, because the mean of its divisors is an integer number (40192740).

Almost surely, 2^989830036 is an apocalyptic number.

It is an amenable number.

989830036 is a deficient number, since it is larger than the sum of its proper divisors (939421484).

989830036 is a wasteful number, since it uses less digits than its factorization.

989830036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4504 (or 4502 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 989830036 is about 31461.5644239126. The cubic root of 989830036 is about 996.5984546082.

The spelling of 989830036 in words is "nine hundred eighty-nine million, eight hundred thirty thousand, thirty-six".