23422423 has 2 divisors, whose sum is σ = 23422424. Its totient is φ = 23422422.

The previous prime is 23422417. The next prime is 23422471. The reversal of 23422423 is 32422432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23422423 - 2¹⁷ = 23291351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23422394 and 23422403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23428423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11711211 + 11711212.

It is an arithmetic number, because the mean of its divisors is an integer number (11711212).

It is a self-describing number.

Almost surely, 2^23422423 is an apocalyptic number.

23422423 is a deficient number, since it is larger than the sum of its proper divisors (1).

23422423 is an equidigital number, since it uses as much as digits as its factorization.

23422423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 22.

The square root of 23422423 is about 4839.6717863921. The cubic root of 23422423 is about 286.1171826517.

Adding to 23422423 its reverse (32422432), we get a palindrome (55844855).

Subtracting 23422423 from its reverse (32422432), we obtain a palindrome (9000009).

The spelling of 23422423 in words is "twenty-three million, four hundred twenty-two thousand, four hundred twenty-three".