349311 has 4 divisors (see below), whose sum is σ = 465752. Its totient is φ = 232872.

The previous prime is 349303. The next prime is 349313. The reversal of 349311 is 113943.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 349311 - 2³ = 349303 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58216 + ... + 58221.

It is an arithmetic number, because the mean of its divisors is an integer number (116438).

2³⁴⁹³¹¹ is an apocalyptic number.

349311 is a deficient number, since it is larger than the sum of its proper divisors (116441).

349311 is a wasteful number, since it uses less digits than its factorization.

349311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116440.

The product of its digits is 324, while the sum is 21.

The square root of 349311 is about 591.0253801657. The cubic root of 349311 is about 70.4267132396.

The spelling of 349311 in words is "three hundred forty-nine thousand, three hundred eleven".