9707664 has 20 divisors (see below), whose sum is σ = 25078256. Its totient is φ = 3235872.

The previous prime is 9707657. The next prime is 9707669. The reversal of 9707664 is 4667079.

It is not an unprimeable number, because it can be changed into a prime (9707669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101074 + ... + 101169.

Almost surely, 2^9707664 is an apocalyptic number.

It is an amenable number.

9707664 is an abundant number, since it is smaller than the sum of its proper divisors (15370592).

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

9707664 is a wasteful number, since it uses less digits than its factorization.

9707664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202254 (or 202248 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 9707664 is about 3115.7124385925. The cubic root of 9707664 is about 213.3232764356.

The spelling of 9707664 in words is "nine million, seven hundred seven thousand, six hundred sixty-four".