2422243 has 2 divisors, whose sum is σ = 2422244. Its totient is φ = 2422242.

The previous prime is 2422241. The next prime is 2422261. The reversal of 2422243 is 3422242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2422243 - 2¹ = 2422241 is a prime.

It is a super-2 number, since 2×2422243² = 11734522302098, which contains 22 as substring.

Together with 2422241, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2⁹ + 4² + 2¹³ + 2¹⁵ + 2¹⁹ + 4⁹ + 3¹³ .

It is a self number, because there is not a number n which added to its sum of digits gives 2422243.

It is not a weakly prime, because it can be changed into another prime (2422241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211121 + 1211122.

It is an arithmetic number, because the mean of its divisors is an integer number (1211122).

2^2422243 is an apocalyptic number.

2422243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422243 is an equidigital number, since it uses as much as digits as its factorization.

2422243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 19.

The square root of 2422243 is about 1556.3556791428. The cubic root of 2422243 is about 134.2989353535.

Adding to 2422243 its reverse (3422242), we get a palindrome (5844485).

Subtracting 2422243 from its reverse (3422242), we obtain a palindrome (999999).

It can be divided in two parts, 242 and 2243, that added together give a triangular number (2485 = T₇₀).

The spelling of 2422243 in words is "two million, four hundred twenty-two thousand, two hundred forty-three".