9681604 has 12 divisors (see below), whose sum is σ = 16967104. Its totient is φ = 4833864.

The previous prime is 9681589. The next prime is 9681611. The reversal of 9681604 is 4061869.

9681604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9681604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2617 + ... + 5119.

Almost surely, 2^9681604 is an apocalyptic number.

It is an amenable number.

9681604 is a deficient number, since it is larger than the sum of its proper divisors (7285500).

9681604 is a wasteful number, since it uses less digits than its factorization.

9681604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474 (or 3472 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9681604 is about 3111.5275991063. The cubic root of 9681604 is about 213.1322182320.

The spelling of 9681604 in words is "nine million, six hundred eighty-one thousand, six hundred four".