343322443 has 2 divisors, whose sum is σ = 343322444. Its totient is φ = 343322442.

The previous prime is 343322407. The next prime is 343322459. The reversal of 343322443 is 344223343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343322443 - 2¹⁷ = 343191371 is a prime.

It is not a weakly prime, because it can be changed into another prime (343322743) 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, 171661221 + 171661222.

It is an arithmetic number, because the mean of its divisors is an integer number (171661222).

Almost surely, 2^343322443 is an apocalyptic number.

343322443 is a deficient number, since it is larger than the sum of its proper divisors (1).

343322443 is an equidigital number, since it uses as much as digits as its factorization.

343322443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 28.

The square root of 343322443 is about 18528.9622753137. The cubic root of 343322443 is about 700.2192802812.

Adding to 343322443 its reverse (344223343), we get a palindrome (687545786).

The spelling of 343322443 in words is "three hundred forty-three million, three hundred twenty-two thousand, four hundred forty-three".