9668665 has 8 divisors (see below), whose sum is σ = 12285000. Its totient is φ = 7279872.

The previous prime is 9668651. The next prime is 9668677. The reversal of 9668665 is 5668669.

9668665 is nontrivially palindromic in base 16.

It can be written as a sum of positive squares in 4 ways, for example, as 746496 + 8922169 = 864^2 + 2987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9668665 - 2⁷ = 9668537 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56790 + ... + 56959.

It is an arithmetic number, because the mean of its divisors is an integer number (1535625).

Almost surely, 2^9668665 is an apocalyptic number.

It is an amenable number.

9668665 is a deficient number, since it is larger than the sum of its proper divisors (2616335).

9668665 is a wasteful number, since it uses less digits than its factorization.

9668665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113771.

The product of its digits is 466560, while the sum is 46.

The square root of 9668665 is about 3109.4477001551. The cubic root of 9668665 is about 213.0372289030.

The spelling of 9668665 in words is "nine million, six hundred sixty-eight thousand, six hundred sixty-five".