346352231 has 2 divisors, whose sum is σ = 346352232. Its totient is φ = 346352230.

The previous prime is 346352221. The next prime is 346352233. The reversal of 346352231 is 132253643.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346352231 is a prime.

It is a super-2 number, since 2×346352231² = 239919735837354722, which contains 22 as substring.

Together with 346352233, 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 = 346352194 and 346352203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346352233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173176115 + 173176116.

It is an arithmetic number, because the mean of its divisors is an integer number (173176116).

Almost surely, 2^346352231 is an apocalyptic number.

346352231 is a deficient number, since it is larger than the sum of its proper divisors (1).

346352231 is an equidigital number, since it uses as much as digits as its factorization.

346352231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 29.

The square root of 346352231 is about 18610.5408572669. The cubic root of 346352231 is about 702.2730402454.

The spelling of 346352231 in words is "three hundred forty-six million, three hundred fifty-two thousand, two hundred thirty-one".