343422329 has 2 divisors, whose sum is σ = 343422330. Its totient is φ = 343422328.

The previous prime is 343422319. The next prime is 343422337. The reversal of 343422329 is 923224343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341325625 + 2096704 = 18475^2 + 1448^2 .

It is an emirp because it is prime and its reverse (923224343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343422329 - 2⁸ = 343422073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343422295 and 343422304.

It is not a weakly prime, because it can be changed into another prime (343422319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171711164 + 171711165.

It is an arithmetic number, because the mean of its divisors is an integer number (171711165).

Almost surely, 2^343422329 is an apocalyptic number.

It is an amenable number.

343422329 is a deficient number, since it is larger than the sum of its proper divisors (1).

343422329 is an equidigital number, since it uses as much as digits as its factorization.

343422329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 32.

The square root of 343422329 is about 18531.6574811861. The cubic root of 343422329 is about 700.2871808050.

The spelling of 343422329 in words is "three hundred forty-three million, four hundred twenty-two thousand, three hundred twenty-nine".