434808443 has 2 divisors, whose sum is σ = 434808444. Its totient is φ = 434808442.

The previous prime is 434808431. The next prime is 434808461. The reversal of 434808443 is 344808434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434808443 - 2¹⁶ = 434742907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434808397 and 434808406.

It is not a weakly prime, because it can be changed into another prime (434808463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217404221 + 217404222.

It is an arithmetic number, because the mean of its divisors is an integer number (217404222).

Almost surely, 2^434808443 is an apocalyptic number.

434808443 is a deficient number, since it is larger than the sum of its proper divisors (1).

434808443 is an equidigital number, since it uses as much as digits as its factorization.

434808443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 38.

The square root of 434808443 is about 20852.0608813613. The cubic root of 434808443 is about 757.5872485706.

Subtracting from 434808443 its reverse (344808434), we obtain a palindrome (90000009).

The spelling of 434808443 in words is "four hundred thirty-four million, eight hundred eight thousand, four hundred forty-three".