9789668 has 24 divisors (see below), whose sum is σ = 19740672. Its totient is φ = 4161024.

The previous prime is 9789667. The next prime is 9789713. The reversal of 9789668 is 8669879.

It is not an unprimeable number, because it can be changed into a prime (9789667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2180 + ... + 4932.

It is an arithmetic number, because the mean of its divisors is an integer number (822528).

Almost surely, 2^9789668 is an apocalyptic number.

It is an amenable number.

9789668 is an abundant number, since it is smaller than the sum of its proper divisors (9951004).

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

9789668 is a wasteful number, since it uses less digits than its factorization.

9789668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891 (or 2889 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 53.

The square root of 9789668 is about 3128.8445151525. The cubic root of 9789668 is about 213.9222648340.

The spelling of 9789668 in words is "nine million, seven hundred eighty-nine thousand, six hundred sixty-eight".