9666913 has 8 divisors (see below), whose sum is σ = 9987840. Its totient is φ = 9350880.

The previous prime is 9666911. The next prime is 9666929. The reversal of 9666913 is 3196669.

It is a happy number.

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 9666913 - 2¹ = 9666911 is a prime.

It is a Duffinian number.

9666913 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9666911) 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, 3028 + ... + 5338.

It is an arithmetic number, because the mean of its divisors is an integer number (1248480).

Almost surely, 2^9666913 is an apocalyptic number.

It is an amenable number.

9666913 is a deficient number, since it is larger than the sum of its proper divisors (320927).

9666913 is a wasteful number, since it uses less digits than its factorization.

9666913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2447.

The product of its digits is 52488, while the sum is 40.

The square root of 9666913 is about 3109.1659653354. The cubic root of 9666913 is about 213.0243603987.

The spelling of 9666913 in words is "nine million, six hundred sixty-six thousand, nine hundred thirteen".