9656213 has 8 divisors (see below), whose sum is σ = 11191680. Its totient is φ = 8159760.

The previous prime is 9656203. The next prime is 9656281. The reversal of 9656213 is 3126569.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9656213 - 2²⁰ = 8607637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9656213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9656203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9218 + ... + 10211.

It is an arithmetic number, because the mean of its divisors is an integer number (1398960).

Almost surely, 2^9656213 is an apocalyptic number.

It is an amenable number.

9656213 is a deficient number, since it is larger than the sum of its proper divisors (1535467).

9656213 is a wasteful number, since it uses less digits than its factorization.

9656213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19507.

The product of its digits is 9720, while the sum is 32.

The square root of 9656213 is about 3107.4447702252. Note that the first 3 decimals coincide. The cubic root of 9656213 is about 212.9457347417.

The spelling of 9656213 in words is "nine million, six hundred fifty-six thousand, two hundred thirteen".