343352369 has 2 divisors, whose sum is σ = 343352370. Its totient is φ = 343352368.

The previous prime is 343352353. The next prime is 343352381. The reversal of 343352369 is 963253343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210250000 + 133102369 = 14500^2 + 11537^2 .

It is a cyclic number.

It is not a de Polignac number, because 343352369 - 2⁴ = 343352353 is a prime.

It is a super-2 number, since 2×343352369² = 235781698595824322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (343352309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171676184 + 171676185.

It is an arithmetic number, because the mean of its divisors is an integer number (171676185).

Almost surely, 2^343352369 is an apocalyptic number.

It is an amenable number.

343352369 is a deficient number, since it is larger than the sum of its proper divisors (1).

343352369 is an equidigital number, since it uses as much as digits as its factorization.

343352369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 38.

The square root of 343352369 is about 18529.7698042906. The cubic root of 343352369 is about 700.2396247647.

The spelling of 343352369 in words is "three hundred forty-three million, three hundred fifty-two thousand, three hundred sixty-nine".