3222643 has 2 divisors, whose sum is σ = 3222644. Its totient is φ = 3222642.

The previous prime is 3222629. The next prime is 3222677. The reversal of 3222643 is 3462223.

It is a happy number.

3222643 is digitally balanced in base 2, 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 3222643 - 2¹³ = 3214451 is a prime.

It is not a weakly prime, because it can be changed into another prime (3222613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611321 + 1611322.

It is an arithmetic number, because the mean of its divisors is an integer number (1611322).

Almost surely, 2^3222643 is an apocalyptic number.

3222643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3222643 is an equidigital number, since it uses as much as digits as its factorization.

3222643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 22.

The square root of 3222643 is about 1795.1721365930. The cubic root of 3222643 is about 147.7080163733.

Adding to 3222643 its reverse (3462223), we get a palindrome (6684866).

The spelling of 3222643 in words is "three million, two hundred twenty-two thousand, six hundred forty-three".