343424443 has 2 divisors, whose sum is σ = 343424444. Its totient is φ = 343424442.

The previous prime is 343424423. The next prime is 343424461. The reversal of 343424443 is 344424343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343424443 - 2⁹ = 343423931 is a prime.

It is not a weakly prime, because it can be changed into another prime (343424423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171712221 + 171712222.

It is an arithmetic number, because the mean of its divisors is an integer number (171712222).

Almost surely, 2^343424443 is an apocalyptic number.

343424443 is a deficient number, since it is larger than the sum of its proper divisors (1).

343424443 is an equidigital number, since it uses as much as digits as its factorization.

343424443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 31.

The square root of 343424443 is about 18531.7145186299. The cubic root of 343424443 is about 700.2886177181.

Adding to 343424443 its reverse (344424343), we get a palindrome (687848786).

The spelling of 343424443 in words is "three hundred forty-three million, four hundred twenty-four thousand, four hundred forty-three".