9664601 has 2 divisors, whose sum is σ = 9664602. Its totient is φ = 9664600.

The previous prime is 9664583. The next prime is 9664621. The reversal of 9664601 is 1064669.

9664601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9616201 + 48400 = 3101^2 + 220^2 .

It is an emirp because it is prime and its reverse (1064669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9664601 - 2⁶ = 9664537 is a prime.

It is not a weakly prime, because it can be changed into another prime (9664621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4832300 + 4832301.

It is an arithmetic number, because the mean of its divisors is an integer number (4832301).

Almost surely, 2^9664601 is an apocalyptic number.

It is an amenable number.

9664601 is a deficient number, since it is larger than the sum of its proper divisors (1).

9664601 is an equidigital number, since it uses as much as digits as its factorization.

9664601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 9664601 is about 3108.7941392122. The cubic root of 9664601 is about 213.0073762939.

The spelling of 9664601 in words is "nine million, six hundred sixty-four thousand, six hundred one".