23422043 has 2 divisors, whose sum is σ = 23422044. Its totient is φ = 23422042.

The previous prime is 23422037. The next prime is 23422093. The reversal of 23422043 is 34022432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23422043 - 2⁸ = 23421787 is a prime.

It is equal to p_1473104 and since 23422043 and 1473104 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (23422013) 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, 11711021 + 11711022.

It is an arithmetic number, because the mean of its divisors is an integer number (11711022).

Almost surely, 2^23422043 is an apocalyptic number.

23422043 is a deficient number, since it is larger than the sum of its proper divisors (1).

23422043 is an equidigital number, since it uses as much as digits as its factorization.

23422043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 23422043 is about 4839.6325273723. The cubic root of 23422043 is about 286.1156353435.

Adding to 23422043 its reverse (34022432), we get a palindrome (57444475).

The spelling of 23422043 in words is "twenty-three million, four hundred twenty-two thousand, forty-three".