9668648 has 64 divisors (see below), whose sum is σ = 21928320. Its totient is φ = 3942400.

The previous prime is 9668647. The next prime is 9668651. The reversal of 9668648 is 8468669.

It is not an unprimeable number, because it can be changed into a prime (9668647) 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, 34268 + ... + 34548.

It is an arithmetic number, because the mean of its divisors is an integer number (342630).

Almost surely, 2^9668648 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 9668648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10964160).

9668648 is an abundant number, since it is smaller than the sum of its proper divisors (12259672).

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

9668648 is a wasteful number, since it uses less digits than its factorization.

9668648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 334 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 9668648 is about 3109.4449665495. Note that the first 3 decimals coincide. The cubic root of 9668648 is about 213.0371040448.

The spelling of 9668648 in words is "nine million, six hundred sixty-eight thousand, six hundred forty-eight".