9609664 has 14 divisors (see below), whose sum is σ = 19069304. Its totient is φ = 4804800.

The previous prime is 9609661. The next prime is 9609671. The reversal of 9609664 is 4669069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9609661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75012 + ... + 75139.

Almost surely, 2^9609664 is an apocalyptic number.

It is an amenable number.

9609664 is a deficient number, since it is larger than the sum of its proper divisors (9459640).

9609664 is a wasteful number, since it uses less digits than its factorization.

9609664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150163 (or 150153 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 9609664 is about 3099.9458059779. The cubic root of 9609664 is about 212.6030061167.

The spelling of 9609664 in words is "nine million, six hundred nine thousand, six hundred sixty-four".