9664707 has 8 divisors (see below), whose sum is σ = 13877584. Its totient is φ = 5947488.

The previous prime is 9664693. The next prime is 9664717. The reversal of 9664707 is 7074669.

9664707 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 9664707 - 2⁴ = 9664691 is a prime.

It is a super-2 number, since 2×9664707² = 186813122791698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 247813 = 9664707 / (9 + 6 + 6 + 4 + 7 + 0 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9664717) 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, 123868 + ... + 123945.

It is an arithmetic number, because the mean of its divisors is an integer number (1734698).

Almost surely, 2^9664707 is an apocalyptic number.

9664707 is a deficient number, since it is larger than the sum of its proper divisors (4212877).

9664707 is a wasteful number, since it uses less digits than its factorization.

9664707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247829.

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

The square root of 9664707 is about 3108.8111875764. The cubic root of 9664707 is about 213.0081550361.

The spelling of 9664707 in words is "nine million, six hundred sixty-four thousand, seven hundred seven".