346424219 has 2 divisors, whose sum is σ = 346424220. Its totient is φ = 346424218.

The previous prime is 346424209. The next prime is 346424261. The reversal of 346424219 is 912424643.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 346424219 - 2⁴ = 346424203 is a prime.

It is a super-2 number, since 2×346424219² = 240019479019519922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (346424209) 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, 173212109 + 173212110.

It is an arithmetic number, because the mean of its divisors is an integer number (173212110).

Almost surely, 2^346424219 is an apocalyptic number.

346424219 is a deficient number, since it is larger than the sum of its proper divisors (1).

346424219 is an equidigital number, since it uses as much as digits as its factorization.

346424219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 35.

The square root of 346424219 is about 18612.4748220112. The cubic root of 346424219 is about 702.3216918058.

It can be divided in two parts, 346424 and 219, that added together give a palindrome (346643).

The spelling of 346424219 in words is "three hundred forty-six million, four hundred twenty-four thousand, two hundred nineteen".