9944856 has 80 divisors (see below), whose sum is σ = 28314000. Its totient is φ = 3260736.

The previous prime is 9944849. The next prime is 9944917. The reversal of 9944856 is 6584499.

It is a happy number.

Its product of digits (311040) is a multiple of the sum of its prime factors (270).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 66670 + ... + 66818.

It is an arithmetic number, because the mean of its divisors is an integer number (353925).

Almost surely, 2^9944856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9944856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14157000).

9944856 is an abundant number, since it is smaller than the sum of its proper divisors (18369144).

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

9944856 is a wasteful number, since it uses less digits than its factorization.

9944856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 257 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 9944856 is about 3153.5465748899. The cubic root of 9944856 is about 215.0467250169.

The spelling of 9944856 in words is "nine million, nine hundred forty-four thousand, eight hundred fifty-six".