9664535 has 8 divisors (see below), whose sum is σ = 11787936. Its totient is φ = 7604640.

The previous prime is 9664519. The next prime is 9664537. The reversal of 9664535 is 5354669.

9664535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9664535 - 2⁴ = 9664519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9664537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15539 + ... + 16148.

It is an arithmetic number, because the mean of its divisors is an integer number (1473492).

Almost surely, 2^9664535 is an apocalyptic number.

9664535 is a deficient number, since it is larger than the sum of its proper divisors (2123401).

9664535 is a wasteful number, since it uses less digits than its factorization.

9664535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31753.

The product of its digits is 97200, while the sum is 38.

The square root of 9664535 is about 3108.7835241457. The cubic root of 9664535 is about 213.0068914138.

The spelling of 9664535 in words is "nine million, six hundred sixty-four thousand, five hundred thirty-five".