23193227 has 2 divisors, whose sum is σ = 23193228. Its totient is φ = 23193226.

The previous prime is 23193199. The next prime is 23193259. The reversal of 23193227 is 72239132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23193227 - 2²⁰ = 22144651 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23193227.

It is not a weakly prime, because it can be changed into another prime (23192227) 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, 11596613 + 11596614.

It is an arithmetic number, because the mean of its divisors is an integer number (11596614).

Almost surely, 2^23193227 is an apocalyptic number.

23193227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23193227 is an equidigital number, since it uses as much as digits as its factorization.

23193227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 29.

The square root of 23193227 is about 4815.9346964011. The cubic root of 23193227 is about 285.1808721575.

The spelling of 23193227 in words is "twenty-three million, one hundred ninety-three thousand, two hundred twenty-seven".