343485229 has 2 divisors, whose sum is σ = 343485230. Its totient is φ = 343485228.

The previous prime is 343485227. The next prime is 343485271. The reversal of 343485229 is 922584343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 316911204 + 26574025 = 17802^2 + 5155^2 .

It is a cyclic number.

It is not a de Polignac number, because 343485229 - 2¹ = 343485227 is a prime.

Together with 343485227, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 343485191 and 343485200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343485223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171742614 + 171742615.

It is an arithmetic number, because the mean of its divisors is an integer number (171742615).

Almost surely, 2^343485229 is an apocalyptic number.

It is an amenable number.

343485229 is a deficient number, since it is larger than the sum of its proper divisors (1).

343485229 is an equidigital number, since it uses as much as digits as its factorization.

343485229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 40.

The square root of 343485229 is about 18533.3544993884. The cubic root of 343485229 is about 700.3299322231.

The spelling of 343485229 in words is "three hundred forty-three million, four hundred eighty-five thousand, two hundred twenty-nine".