9947168 has 72 divisors (see below), whose sum is σ = 24667776. Its totient is φ = 3864960.

The previous prime is 9947153. The next prime is 9947177. The reversal of 9947168 is 8617499.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26921 + ... + 27287.

It is an arithmetic number, because the mean of its divisors is an integer number (342608).

Almost surely, 2^9947168 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 9947168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12333888).

9947168 is an abundant number, since it is smaller than the sum of its proper divisors (14720608).

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

9947168 is a wasteful number, since it uses less digits than its factorization.

9947168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 387 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 9947168 is about 3153.9131249925. The cubic root of 9947168 is about 215.0633885564.

The spelling of 9947168 in words is "nine million, nine hundred forty-seven thousand, one hundred sixty-eight".