9728604 has 18 divisors (see below), whose sum is σ = 24591840. Its totient is φ = 3242856.

The previous prime is 9728597. The next prime is 9728611. The reversal of 9728604 is 4068279.

It is an interprime number because it is at equal distance from previous prime (9728597) and next prime (9728611).

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 270239 = 9728604 / (9 + 7 + 2 + 8 + 6 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 135084 + ... + 135155.

Almost surely, 2^9728604 is an apocalyptic number.

It is an amenable number.

9728604 is an abundant number, since it is smaller than the sum of its proper divisors (14863236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9728604 is a wasteful number, since it uses less digits than its factorization.

9728604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270249 (or 270244 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 9728604 is about 3119.0710155429. The cubic root of 9728604 is about 213.4765498836.

The spelling of 9728604 in words is "nine million, seven hundred twenty-eight thousand, six hundred four".