434224243 has 2 divisors, whose sum is σ = 434224244. Its totient is φ = 434224242.

The previous prime is 434224213. The next prime is 434224289. The reversal of 434224243 is 342422434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434224243 - 2⁹ = 434223731 is a prime.

It is not a weakly prime, because it can be changed into another prime (434224213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217112121 + 217112122.

It is an arithmetic number, because the mean of its divisors is an integer number (217112122).

Almost surely, 2^434224243 is an apocalyptic number.

434224243 is a deficient number, since it is larger than the sum of its proper divisors (1).

434224243 is an equidigital number, since it uses as much as digits as its factorization.

434224243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18432, while the sum is 28.

The square root of 434224243 is about 20838.0479652006. The cubic root of 434224243 is about 757.2478034342.

Adding to 434224243 its reverse (342422434), we get a palindrome (776646677).

The spelling of 434224243 in words is "four hundred thirty-four million, two hundred twenty-four thousand, two hundred forty-three".