434325889 has 2 divisors, whose sum is σ = 434325890. Its totient is φ = 434325888.

The previous prime is 434325887. The next prime is 434325893. The reversal of 434325889 is 988523434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 303909489 + 130416400 = 17433^2 + 11420^2 .

It is a cyclic number.

It is not a de Polignac number, because 434325889 - 2¹ = 434325887 is a prime.

Together with 434325887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (434325887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217162944 + 217162945.

It is an arithmetic number, because the mean of its divisors is an integer number (217162945).

Almost surely, 2^434325889 is an apocalyptic number.

It is an amenable number.

434325889 is a deficient number, since it is larger than the sum of its proper divisors (1).

434325889 is an equidigital number, since it uses as much as digits as its factorization.

434325889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 46.

The square root of 434325889 is about 20840.4867745454. The cubic root of 434325889 is about 757.3068859676.

The spelling of 434325889 in words is "four hundred thirty-four million, three hundred twenty-five thousand, eight hundred eighty-nine".