346000349 has 2 divisors, whose sum is σ = 346000350. Its totient is φ = 346000348.

The previous prime is 346000307. The next prime is 346000379. The reversal of 346000349 is 943000643.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308704900 + 37295449 = 17570^2 + 6107^2 .

It is a cyclic number.

It is not a de Polignac number, because 346000349 - 2⁸ = 346000093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346000379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173000174 + 173000175.

It is an arithmetic number, because the mean of its divisors is an integer number (173000175).

Almost surely, 2^346000349 is an apocalyptic number.

It is an amenable number.

346000349 is a deficient number, since it is larger than the sum of its proper divisors (1).

346000349 is an equidigital number, since it uses as much as digits as its factorization.

346000349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 346000349 is about 18601.0846189140. The cubic root of 346000349 is about 702.0351312088.

The spelling of 346000349 in words is "three hundred forty-six million, three hundred forty-nine", and thus it is an aban number.