3220228189 has 2 divisors, whose sum is σ = 3220228190. Its totient is φ = 3220228188.

The previous prime is 3220228157. The next prime is 3220228241. The reversal of 3220228189 is 9818220223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2564612164 + 655616025 = 50642^2 + 25605^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220228189 - 2⁵ = 3220228157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3220228139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610114094 + 1610114095.

It is an arithmetic number, because the mean of its divisors is an integer number (1610114095).

Almost surely, 2^3220228189 is an apocalyptic number.

It is an amenable number.

3220228189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220228189 is an equidigital number, since it uses as much as digits as its factorization.

3220228189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 3220228189 is about 56747.0544521916. The cubic root of 3220228189 is about 1476.7111332287.

The spelling of 3220228189 in words is "three billion, two hundred twenty million, two hundred twenty-eight thousand, one hundred eighty-nine".