9664109 has 16 divisors (see below), whose sum is σ = 12595968. Its totient is φ = 7195392.

The previous prime is 9664097. The next prime is 9664129. The reversal of 9664109 is 9014669.

It is a cyclic number.

It is not a de Polignac number, because 9664109 - 2⁸ = 9663853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9664129) 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, 1577 + ... + 4670.

It is an arithmetic number, because the mean of its divisors is an integer number (787248).

Almost surely, 2^9664109 is an apocalyptic number.

It is an amenable number.

9664109 is a deficient number, since it is larger than the sum of its proper divisors (2931859).

9664109 is a wasteful number, since it uses less digits than its factorization.

9664109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6284.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 9664109 is about 3108.7150078449. The cubic root of 9664109 is about 213.0037616798.

The spelling of 9664109 in words is "nine million, six hundred sixty-four thousand, one hundred nine".