6622226213 has 4 divisors (see below), whose sum is σ = 6622770528. Its totient is φ = 6621681900.

The previous prime is 6622226207. The next prime is 6622226249. The reversal of 6622226213 is 3126222266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6622226213 - 2⁸ = 6622225957 is a prime.

It is a super-2 number, since 2×6622226213² = 87707760032288642738, which contains 22 as substring.

It is a Duffinian number.

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 6622226213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622226203) 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, 253481 + ... + 278382.

It is an arithmetic number, because the mean of its divisors is an integer number (1655692632).

Almost surely, 2^6622226213 is an apocalyptic number.

It is an amenable number.

6622226213 is a deficient number, since it is larger than the sum of its proper divisors (544315).

6622226213 is a wasteful number, since it uses less digits than its factorization.

6622226213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544314.

The product of its digits is 20736, while the sum is 32.

The square root of 6622226213 is about 81377.0619585151. The cubic root of 6622226213 is about 1877.8807238767.

Adding to 6622226213 its reverse (3126222266), we get a palindrome (9748448479).

The spelling of 6622226213 in words is "six billion, six hundred twenty-two million, two hundred twenty-six thousand, two hundred thirteen".