2422423 has 2 divisors, whose sum is σ = 2422424. Its totient is φ = 2422422.

The previous prime is 2422421. The next prime is 2422439. The reversal of 2422423 is 3242242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2422423 - 2¹ = 2422421 is a prime.

Together with 2422421, it forms a pair of twin primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2422423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2422421) 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, 1211211 + 1211212.

It is an arithmetic number, because the mean of its divisors is an integer number (1211212).

2^2422423 is an apocalyptic number.

2422423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422423 is an equidigital number, since it uses as much as digits as its factorization.

2422423 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 2422423 is about 1556.4135054670. The cubic root of 2422423 is about 134.3022619135.

Adding to 2422423 its reverse (3242242), we get a palindrome (5664665).

The spelling of 2422423 in words is "two million, four hundred twenty-two thousand, four hundred twenty-three".