6622211 has 2 divisors, whose sum is σ = 6622212. Its totient is φ = 6622210.

The previous prime is 6622199. The next prime is 6622283. The reversal of 6622211 is 1122266.

It is a happy number.

6622211 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6622211 - 2¹⁴ = 6605827 is a prime.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (6622111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311105 + 3311106.

It is an arithmetic number, because the mean of its divisors is an integer number (3311106).

Almost surely, 2^6622211 is an apocalyptic number.

6622211 is a deficient number, since it is larger than the sum of its proper divisors (1).

6622211 is an equidigital number, since it uses as much as digits as its factorization.

6622211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 20.

The square root of 6622211 is about 2573.3656949606. The cubic root of 6622211 is about 187.7879285880.

Adding to 6622211 its reverse (1122266), we get a palindrome (7744477).

Subtracting from 6622211 its reverse (1122266), we obtain a palindrome (5499945).

The spelling of 6622211 in words is "six million, six hundred twenty-two thousand, two hundred eleven".