434047169 has 2 divisors, whose sum is σ = 434047170. Its totient is φ = 434047168.

The previous prime is 434047073. The next prime is 434047177. The reversal of 434047169 is 961740434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380757169 + 53290000 = 19513^2 + 7300^2 .

It is a cyclic number.

It is not a de Polignac number, because 434047169 - 2²⁰ = 432998593 is a prime.

It is a super-2 number, since 2×434047169² = 376793889833829122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434047189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217023584 + 217023585.

It is an arithmetic number, because the mean of its divisors is an integer number (217023585).

Almost surely, 2^434047169 is an apocalyptic number.

It is an amenable number.

434047169 is a deficient number, since it is larger than the sum of its proper divisors (1).

434047169 is an equidigital number, since it uses as much as digits as its factorization.

434047169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 434047169 is about 20833.7987174687. The cubic root of 434047169 is about 757.1448557594.

The spelling of 434047169 in words is "four hundred thirty-four million, forty-seven thousand, one hundred sixty-nine".