23422331 has 2 divisors, whose sum is σ = 23422332. Its totient is φ = 23422330.

The previous prime is 23422319. The next prime is 23422339. The reversal of 23422331 is 13322432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23422331 - 2¹⁴ = 23405947 is a prime.

It is a super-2 number, since 2×23422331² = 1097211178947122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23422339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11711165 + 11711166.

It is an arithmetic number, because the mean of its divisors is an integer number (11711166).

Almost surely, 2^23422331 is an apocalyptic number.

23422331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23422331 is an equidigital number, since it uses as much as digits as its factorization.

23422331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 20.

The square root of 23422331 is about 4839.6622816060. The cubic root of 23422331 is about 286.1168080418.

Adding to 23422331 its reverse (13322432), we get a palindrome (36744763).

The spelling of 23422331 in words is "twenty-three million, four hundred twenty-two thousand, three hundred thirty-one".