23623219 has 2 divisors, whose sum is σ = 23623220. Its totient is φ = 23623218.

The previous prime is 23623163. The next prime is 23623241. The reversal of 23623219 is 91232632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23623219 - 2¹³ = 23615027 is a prime.

It is a super-2 number, since 2×23623219² = 1116112951843922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23624219) 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, 11811609 + 11811610.

It is an arithmetic number, because the mean of its divisors is an integer number (11811610).

Almost surely, 2^23623219 is an apocalyptic number.

23623219 is a deficient number, since it is larger than the sum of its proper divisors (1).

23623219 is an equidigital number, since it uses as much as digits as its factorization.

23623219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 23623219 is about 4860.3723108420. The cubic root of 23623219 is about 286.9324667999.

The spelling of 23623219 in words is "twenty-three million, six hundred twenty-three thousand, two hundred nineteen".