9696209 has 4 divisors (see below), whose sum is σ = 9711540. Its totient is φ = 9680880.

The previous prime is 9696157. The next prime is 9696229. The reversal of 9696209 is 9026969.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9026969 = 7 ⋅1289567.

It can be written as a sum of positive squares in 2 ways, for example, as 7006609 + 2689600 = 2647^2 + 1640^2 .

It is a cyclic number.

It is not a de Polignac number, because 9696209 - 2⁸ = 9695953 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 (9696229) 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, 6674 + ... + 7995.

It is an arithmetic number, because the mean of its divisors is an integer number (2427885).

Almost surely, 2^9696209 is an apocalyptic number.

It is an amenable number.

9696209 is a deficient number, since it is larger than the sum of its proper divisors (15331).

9696209 is a wasteful number, since it uses less digits than its factorization.

9696209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15330.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 9696209 is about 3113.8736326319. The cubic root of 9696209 is about 213.2393365741.

The spelling of 9696209 in words is "nine million, six hundred ninety-six thousand, two hundred nine".