9669213 has 12 divisors (see below), whose sum is σ = 14484288. Its totient is φ = 6445980.

The previous prime is 9669203. The next prime is 9669217. The reversal of 9669213 is 3129669.

9669213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9669213 - 2⁴ = 9669197 is a prime.

It is a Curzon number.

9669213 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9669217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19653 + ... + 20138.

It is an arithmetic number, because the mean of its divisors is an integer number (1207024).

Almost surely, 2^9669213 is an apocalyptic number.

It is an amenable number.

9669213 is a deficient number, since it is larger than the sum of its proper divisors (4815075).

9669213 is an equidigital number, since it uses as much as digits as its factorization.

9669213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39806 (or 39794 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 9669213 is about 3109.5358174493. The cubic root of 9669213 is about 213.0412536639.

The spelling of 9669213 in words is "nine million, six hundred sixty-nine thousand, two hundred thirteen".