9668172 has 48 divisors (see below), whose sum is σ = 24216192. Its totient is φ = 2991360.

The previous prime is 9668171. The next prime is 9668177. The reversal of 9668172 is 2718669.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9668172.

It is not an unprimeable number, because it can be changed into a prime (9668171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16647 + ... + 17217.

It is an arithmetic number, because the mean of its divisors is an integer number (504504).

Almost surely, 2^9668172 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 9668172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12108096).

9668172 is an abundant number, since it is smaller than the sum of its proper divisors (14548020).

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

9668172 is a wasteful number, since it uses less digits than its factorization.

9668172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 676 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 9668172 is about 3109.3684246162. The cubic root of 9668172 is about 213.0336079571.

The spelling of 9668172 in words is "nine million, six hundred sixty-eight thousand, one hundred seventy-two".