434288689 has 2 divisors, whose sum is σ = 434288690. Its totient is φ = 434288688.

The previous prime is 434288683. The next prime is 434288713. The reversal of 434288689 is 986882434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267878689 + 166410000 = 16367^2 + 12900^2 .

It is a cyclic number.

It is not a de Polignac number, because 434288689 - 2⁹ = 434288177 is a prime.

It is not a weakly prime, because it can be changed into another prime (434288683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217144344 + 217144345.

It is an arithmetic number, because the mean of its divisors is an integer number (217144345).

Almost surely, 2^434288689 is an apocalyptic number.

It is an amenable number.

434288689 is a deficient number, since it is larger than the sum of its proper divisors (1).

434288689 is an equidigital number, since it uses as much as digits as its factorization.

434288689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2654208, while the sum is 52.

The square root of 434288689 is about 20839.5942618852. The cubic root of 434288689 is about 757.2852642459.

The spelling of 434288689 in words is "four hundred thirty-four million, two hundred eighty-eight thousand, six hundred eighty-nine".