423222593 has 2 divisors, whose sum is σ = 423222594. Its totient is φ = 423222592.

The previous prime is 423222581. The next prime is 423222647. The reversal of 423222593 is 395222324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395890609 + 27331984 = 19897^2 + 5228^2 .

It is a cyclic number.

It is not a de Polignac number, because 423222593 - 2⁴ = 423222577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (423222533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211611296 + 211611297.

It is an arithmetic number, because the mean of its divisors is an integer number (211611297).

Almost surely, 2^423222593 is an apocalyptic number.

It is an amenable number.

423222593 is a deficient number, since it is larger than the sum of its proper divisors (1).

423222593 is an equidigital number, since it uses as much as digits as its factorization.

423222593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 423222593 is about 20572.3745104934. The cubic root of 423222593 is about 750.7977248422.

The spelling of 423222593 in words is "four hundred twenty-three million, two hundred twenty-two thousand, five hundred ninety-three".