9935213 has 2 divisors, whose sum is σ = 9935214. Its totient is φ = 9935212.

The previous prime is 9935173. The next prime is 9935231. The reversal of 9935213 is 3125399.

Together with next prime (9935231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7038409 + 2896804 = 2653^2 + 1702^2 .

It is a cyclic number.

It is not a de Polignac number, because 9935213 - 2¹⁰ = 9934189 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9935213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9935413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4967606 + 4967607.

It is an arithmetic number, because the mean of its divisors is an integer number (4967607).

Almost surely, 2^9935213 is an apocalyptic number.

It is an amenable number.

9935213 is a deficient number, since it is larger than the sum of its proper divisors (1).

9935213 is an equidigital number, since it uses as much as digits as its factorization.

9935213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7290, while the sum is 32.

The square root of 9935213 is about 3152.0172905617. The cubic root of 9935213 is about 214.9771960671.

The spelling of 9935213 in words is "nine million, nine hundred thirty-five thousand, two hundred thirteen".