434325217 has 2 divisors, whose sum is σ = 434325218. Its totient is φ = 434325216.

The previous prime is 434325211. The next prime is 434325239. The reversal of 434325217 is 712523434.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264257536 + 170067681 = 16256^2 + 13041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434325217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434325211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217162608 + 217162609.

It is an arithmetic number, because the mean of its divisors is an integer number (217162609).

Almost surely, 2^434325217 is an apocalyptic number.

It is an amenable number.

434325217 is a deficient number, since it is larger than the sum of its proper divisors (1).

434325217 is an equidigital number, since it uses as much as digits as its factorization.

434325217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 31.

The square root of 434325217 is about 20840.4706520750. The cubic root of 434325217 is about 757.3064953926.

The spelling of 434325217 in words is "four hundred thirty-four million, three hundred twenty-five thousand, two hundred seventeen".