9664673 has 8 divisors (see below), whose sum is σ = 10216320. Its totient is φ = 9117360.

The previous prime is 9664661. The next prime is 9664679. The reversal of 9664673 is 3764669.

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 9664673 - 2¹² = 9660577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9664673.

It is not an unprimeable number, because it can be changed into a prime (9664679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4211 + ... + 6087.

It is an arithmetic number, because the mean of its divisors is an integer number (1277040).

Almost surely, 2^9664673 is an apocalyptic number.

It is an amenable number.

9664673 is a deficient number, since it is larger than the sum of its proper divisors (551647).

9664673 is a wasteful number, since it uses less digits than its factorization.

9664673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167.

The product of its digits is 163296, while the sum is 41.

The square root of 9664673 is about 3108.8057192433. The cubic root of 9664673 is about 213.0079052515.

The spelling of 9664673 in words is "nine million, six hundred sixty-four thousand, six hundred seventy-three".