9984844 has 6 divisors (see below), whose sum is σ = 17473484. Its totient is φ = 4992420.

The previous prime is 9984833. The next prime is 9984851. The reversal of 9984844 is 4484899.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9984794 and 9984803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1248102 + ... + 1248109.

Almost surely, 2^9984844 is an apocalyptic number.

It is an amenable number.

9984844 is a deficient number, since it is larger than the sum of its proper divisors (7488640).

9984844 is a wasteful number, since it uses less digits than its factorization.

9984844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496215 (or 2496213 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 9984844 is about 3159.8803774827. The cubic root of 9984844 is about 215.3345719293.

Subtracting from 9984844 its reverse (4484899), we obtain a palindrome (5499945).

The spelling of 9984844 in words is "nine million, nine hundred eighty-four thousand, eight hundred forty-four".