8989964 has 48 divisors (see below), whose sum is σ = 17875200. Its totient is φ = 3934656.

The previous prime is 8989921. The next prime is 8989973. The reversal of 8989964 is 4699898.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64607 + ... + 64745.

It is an arithmetic number, because the mean of its divisors is an integer number (372400).

Almost surely, 2^8989964 is an apocalyptic number.

It is an amenable number.

8989964 is a deficient number, since it is larger than the sum of its proper divisors (8885236).

8989964 is a wasteful number, since it uses less digits than its factorization.

8989964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222 (or 220 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 53.

The square root of 8989964 is about 2998.3268667709. The cubic root of 8989964 is about 207.9310360621.

The spelling of 8989964 in words is "eight million, nine hundred eighty-nine thousand, nine hundred sixty-four".