9984144 has 20 divisors (see below), whose sum is σ = 25792496. Its totient is φ = 3328032.

The previous prime is 9984133. The next prime is 9984167. The reversal of 9984144 is 4414899.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103954 + ... + 104049.

Almost surely, 2^9984144 is an apocalyptic number.

It is an amenable number.

9984144 is an abundant number, since it is smaller than the sum of its proper divisors (15808352).

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

9984144 is a wasteful number, since it uses less digits than its factorization.

9984144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208014 (or 208008 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 9984144 is about 3159.7696118546. The cubic root of 9984144 is about 215.3295397117.

The spelling of 9984144 in words is "nine million, nine hundred eighty-four thousand, one hundred forty-four".