326133213 has 8 divisors (see below), whose sum is σ = 496964928. Its totient is φ = 186361824.

The previous prime is 326133187. The next prime is 326133293. The reversal of 326133213 is 312331623.

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 326133213 - 2¹⁰ = 326132189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326133293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7765056 + ... + 7765097.

It is an arithmetic number, because the mean of its divisors is an integer number (62120616).

Almost surely, 2^326133213 is an apocalyptic number.

It is an amenable number.

326133213 is a deficient number, since it is larger than the sum of its proper divisors (170831715).

326133213 is a wasteful number, since it uses less digits than its factorization.

326133213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15530163.

The product of its digits is 1944, while the sum is 24.

The square root of 326133213 is about 18059.1587013349. The cubic root of 326133213 is about 688.3326070315.

Adding to 326133213 its reverse (312331623), we get a palindrome (638464836).

The spelling of 326133213 in words is "three hundred twenty-six million, one hundred thirty-three thousand, two hundred thirteen".