2243224769 has 2 divisors, whose sum is σ = 2243224770. Its totient is φ = 2243224768.

The previous prime is 2243224751. The next prime is 2243224793. The reversal of 2243224769 is 9674223422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1889032369 + 354192400 = 43463^2 + 18820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243224769 is a prime.

It is a super-2 number, since 2×2243224769² = 10064114728510206722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2243224729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121612384 + 1121612385.

It is an arithmetic number, because the mean of its divisors is an integer number (1121612385).

Almost surely, 2^2243224769 is an apocalyptic number.

It is an amenable number.

2243224769 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243224769 is an equidigital number, since it uses as much as digits as its factorization.

2243224769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 41.

The square root of 2243224769 is about 47362.6938528627. The cubic root of 2243224769 is about 1309.0541059406.

The spelling of 2243224769 in words is "two billion, two hundred forty-three million, two hundred twenty-four thousand, seven hundred sixty-nine".