3220013249 has 2 divisors, whose sum is σ = 3220013250. Its totient is φ = 3220013248.

The previous prime is 3220013243. The next prime is 3220013273. The reversal of 3220013249 is 9423100223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3131521600 + 88491649 = 55960^2 + 9407^2 .

It is an emirp because it is prime and its reverse (9423100223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3220013249 - 2²⁰ = 3218964673 is a prime.

It is not a weakly prime, because it can be changed into another prime (3220013243) 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 as a sum of consecutive naturals, namely, 1610006624 + 1610006625.

It is an arithmetic number, because the mean of its divisors is an integer number (1610006625).

Almost surely, 2^3220013249 is an apocalyptic number.

It is an amenable number.

3220013249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220013249 is an equidigital number, since it uses as much as digits as its factorization.

3220013249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3220013249 is about 56745.1605777973. The cubic root of 3220013249 is about 1476.6782772389.

The spelling of 3220013249 in words is "three billion, two hundred twenty million, thirteen thousand, two hundred forty-nine".