3220022249 has 2 divisors, whose sum is σ = 3220022250. Its totient is φ = 3220022248.

The previous prime is 3220022237. The next prime is 3220022251. The reversal of 3220022249 is 9422200223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2736022249 + 484000000 = 52307^2 + 22000^2 .

It is an emirp because it is prime and its reverse (9422200223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3220022249 is a prime.

Together with 3220022251, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3220022219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610011124 + 1610011125.

It is an arithmetic number, because the mean of its divisors is an integer number (1610011125).

Almost surely, 2^3220022249 is an apocalyptic number.

It is an amenable number.

3220022249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220022249 is an equidigital number, since it uses as much as digits as its factorization.

3220022249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3220022249 is about 56745.2398796586. The cubic root of 3220022249 is about 1476.6796530192.

The spelling of 3220022249 in words is "three billion, two hundred twenty million, twenty-two thousand, two hundred forty-nine".