349829 has 2 divisors, whose sum is σ = 349830. Its totient is φ = 349828.

The previous prime is 349819. The next prime is 349831. The reversal of 349829 is 928943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332929 + 16900 = 577^2 + 130^2 .

It is a cyclic number.

It is not a de Polignac number, because 349829 - 2⁴ = 349813 is a prime.

Together with 349831, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174914 + 174915.

It is an arithmetic number, because the mean of its divisors is an integer number (174915).

2³⁴⁹⁸²⁹ is an apocalyptic number.

It is an amenable number.

349829 is a deficient number, since it is larger than the sum of its proper divisors (1).

349829 is an equidigital number, since it uses as much as digits as its factorization.

349829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 35.

The square root of 349829 is about 591.4634392758. The cubic root of 349829 is about 70.4615084217.

The spelling of 349829 in words is "three hundred forty-nine thousand, eight hundred twenty-nine".