434304439 has 2 divisors, whose sum is σ = 434304440. Its totient is φ = 434304438.

The previous prime is 434304407. The next prime is 434304443. The reversal of 434304439 is 934403434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434304439 - 2⁵ = 434304407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434304499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217152219 + 217152220.

It is an arithmetic number, because the mean of its divisors is an integer number (217152220).

Almost surely, 2^434304439 is an apocalyptic number.

434304439 is a deficient number, since it is larger than the sum of its proper divisors (1).

434304439 is an equidigital number, since it uses as much as digits as its factorization.

434304439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 34.

The square root of 434304439 is about 20839.9721448950. The cubic root of 434304439 is about 757.2944187546.

The spelling of 434304439 in words is "four hundred thirty-four million, three hundred four thousand, four hundred thirty-nine".