9664606 has 16 divisors (see below), whose sum is σ = 16677216. Its totient is φ = 4114656.

The previous prime is 9664601. The next prime is 9664621. The reversal of 9664606 is 6064669.

9664606 is a nontrivial binomial coefficient, being equal to C(4397, 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9664601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1 + ... + 4396.

It is an arithmetic number, because the mean of its divisors is an integer number (1042326).

Almost surely, 2^9664606 is an apocalyptic number.

9664606 is the 4396-th triangular number.

9664606 is the 1466-th centered nonagonal number.

9664606 is a deficient number, since it is larger than the sum of its proper divisors (7012610).

9664606 is a wasteful number, since it uses less digits than its factorization.

9664606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 9664606 is about 3108.7949433824. The cubic root of 9664606 is about 213.0074130271.

The spelling of 9664606 in words is "nine million, six hundred sixty-four thousand, six hundred six".