9764609 has 6 divisors (see below), whose sum is σ = 9857010. Its totient is φ = 9673040.

The previous prime is 9764603. The next prime is 9764617. The reversal of 9764609 is 9064679.

9764609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6864400 + 2900209 = 2620^2 + 1703^2 .

It is not a de Polignac number, because 9764609 - 2¹⁶ = 9699073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9764603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16877 + ... + 17445.

It is an arithmetic number, because the mean of its divisors is an integer number (1642835).

Almost surely, 2^9764609 is an apocalyptic number.

It is an amenable number.

9764609 is a deficient number, since it is larger than the sum of its proper divisors (92401).

9764609 is an equidigital number, since it uses as much as digits as its factorization.

9764609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 9764609 is about 3124.8374357717. The cubic root of 9764609 is about 213.7395804458.

The spelling of 9764609 in words is "nine million, seven hundred sixty-four thousand, six hundred nine".