9353213 has 4 divisors (see below), whose sum is σ = 9903420. Its totient is φ = 8803008.

The previous prime is 9353209. The next prime is 9353219. The reversal of 9353213 is 3123539.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3123539 = 83 ⋅37633.

It can be written as a sum of positive squares in 2 ways, for example, as 7171684 + 2181529 = 2678^2 + 1477^2 .

It is not a de Polignac number, because 9353213 - 2² = 9353209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9353219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275078 + ... + 275111.

It is an arithmetic number, because the mean of its divisors is an integer number (2475855).

Almost surely, 2^9353213 is an apocalyptic number.

It is an amenable number.

9353213 is a deficient number, since it is larger than the sum of its proper divisors (550207).

9353213 is a wasteful number, since it uses less digits than its factorization.

9353213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550206.

The product of its digits is 2430, while the sum is 26.

The square root of 9353213 is about 3058.3023068363. The cubic root of 9353213 is about 210.6946985856.

The spelling of 9353213 in words is "nine million, three hundred fifty-three thousand, two hundred thirteen".