343223269 has 2 divisors, whose sum is σ = 343223270. Its totient is φ = 343223268.

The previous prime is 343223267. The next prime is 343223303. The reversal of 343223269 is 962322343.

It is an a-pointer prime, because the next prime (343223303) can be obtained adding 343223269 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340882369 + 2340900 = 18463^2 + 1530^2 .

It is a cyclic number.

It is not a de Polignac number, because 343223269 - 2¹ = 343223267 is a prime.

It is a super-2 number, since 2×343223269² = 235604424766092722, which contains 22 as substring.

Together with 343223267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343223261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171611634 + 171611635.

It is an arithmetic number, because the mean of its divisors is an integer number (171611635).

Almost surely, 2^343223269 is an apocalyptic number.

It is an amenable number.

343223269 is a deficient number, since it is larger than the sum of its proper divisors (1).

343223269 is an equidigital number, since it uses as much as digits as its factorization.

343223269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

The square root of 343223269 is about 18526.2858932923. The cubic root of 343223269 is about 700.1518507302.

The spelling of 343223269 in words is "three hundred forty-three million, two hundred twenty-three thousand, two hundred sixty-nine".