2243423249 has 2 divisors, whose sum is σ = 2243423250. Its totient is φ = 2243423248.

The previous prime is 2243423201. The next prime is 2243423251. The reversal of 2243423249 is 9423243422.

2243423249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1594804225 + 648619024 = 39935^2 + 25468^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243423249 - 2¹² = 2243419153 is a prime.

Together with 2243423251, 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 (2243423269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121711624 + 1121711625.

It is an arithmetic number, because the mean of its divisors is an integer number (1121711625).

Almost surely, 2^2243423249 is an apocalyptic number.

It is an amenable number.

2243423249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243423249 is an equidigital number, since it uses as much as digits as its factorization.

2243423249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 35.

The square root of 2243423249 is about 47364.7891265231. The cubic root of 2243423249 is about 1309.0927130685.

The spelling of 2243423249 in words is "two billion, two hundred forty-three million, four hundred twenty-three thousand, two hundred forty-nine".