9669768 has 64 divisors (see below), whose sum is σ = 25643520. Its totient is φ = 3033600.

The previous prime is 9669767. The next prime is 9669773. The reversal of 9669768 is 8679669.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9669768.

It is not an unprimeable number, because it can be changed into a prime (9669767) 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, 30346 + ... + 30662.

It is an arithmetic number, because the mean of its divisors is an integer number (400680).

Almost surely, 2^9669768 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 9669768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12821760).

9669768 is an abundant number, since it is smaller than the sum of its proper divisors (15973752).

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

9669768 is a wasteful number, since it uses less digits than its factorization.

9669768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398 (or 394 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 9669768 is about 3109.6250577843. The cubic root of 9669768 is about 213.0453296811.

Subtracting from 9669768 its reverse (8679669), we obtain a palindrome (990099).

The spelling of 9669768 in words is "nine million, six hundred sixty-nine thousand, seven hundred sixty-eight".