434423347 has 2 divisors, whose sum is σ = 434423348. Its totient is φ = 434423346.

The previous prime is 434423323. The next prime is 434423359. The reversal of 434423347 is 743324434.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434423347 is a prime.

It is not a weakly prime, because it can be changed into another prime (434423147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217211673 + 217211674.

It is an arithmetic number, because the mean of its divisors is an integer number (217211674).

Almost surely, 2^434423347 is an apocalyptic number.

434423347 is a deficient number, since it is larger than the sum of its proper divisors (1).

434423347 is an equidigital number, since it uses as much as digits as its factorization.

434423347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 34.

The square root of 434423347 is about 20842.8248325413. The cubic root of 434423347 is about 757.3635255376.

The spelling of 434423347 in words is "four hundred thirty-four million, four hundred twenty-three thousand, three hundred forty-seven".