343322407 has 2 divisors, whose sum is σ = 343322408. Its totient is φ = 343322406.

The previous prime is 343322401. The next prime is 343322443. The reversal of 343322407 is 704223343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343322407 - 2¹¹ = 343320359 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343322401) 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, 171661203 + 171661204.

It is an arithmetic number, because the mean of its divisors is an integer number (171661204).

Almost surely, 2^343322407 is an apocalyptic number.

343322407 is a deficient number, since it is larger than the sum of its proper divisors (1).

343322407 is an equidigital number, since it uses as much as digits as its factorization.

343322407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 28.

The square root of 343322407 is about 18528.9613038616. The cubic root of 343322407 is about 700.2192558068.

The spelling of 343322407 in words is "three hundred forty-three million, three hundred twenty-two thousand, four hundred seven".