349043 has 2 divisors, whose sum is σ = 349044. Its totient is φ = 349042.

The previous prime is 349039. The next prime is 349051. The reversal of 349043 is 340943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349043 - 2² = 349039 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (349093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174521 + 174522.

It is an arithmetic number, because the mean of its divisors is an integer number (174522).

2³⁴⁹⁰⁴³ is an apocalyptic number.

349043 is a deficient number, since it is larger than the sum of its proper divisors (1).

349043 is an equidigital number, since it uses as much as digits as its factorization.

349043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 349043 is about 590.7986120498. The cubic root of 349043 is about 70.4086975953.

Adding to 349043 its reverse (340943), we get a palindrome (689986).

Subtracting from 349043 its reverse (340943), we obtain a square (8100 = 90²).

The spelling of 349043 in words is "three hundred forty-nine thousand, forty-three".