9664359 has 4 divisors (see below), whose sum is σ = 12885816. Its totient is φ = 6442904.

The previous prime is 9664349. The next prime is 9664367. The reversal of 9664359 is 9534669.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9534669 = 3 ⋅3178223.

It is a cyclic number.

It is not a de Polignac number, because 9664359 - 2⁷ = 9664231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9664359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9664309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610724 + ... + 1610729.

It is an arithmetic number, because the mean of its divisors is an integer number (3221454).

Almost surely, 2^9664359 is an apocalyptic number.

9664359 is a deficient number, since it is larger than the sum of its proper divisors (3221457).

9664359 is a wasteful number, since it uses less digits than its factorization.

9664359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221456.

The product of its digits is 174960, while the sum is 42.

The square root of 9664359 is about 3108.7552171247. The cubic root of 9664359 is about 213.0055983893.

The spelling of 9664359 in words is "nine million, six hundred sixty-four thousand, three hundred fifty-nine".