349959 has 16 divisors (see below), whose sum is σ = 497664. Its totient is φ = 218400.

The previous prime is 349949. The next prime is 349963. The reversal of 349959 is 959943.

It is a happy number.

It is not a de Polignac number, because 349959 - 2⁵ = 349927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4894 + ... + 4964.

It is an arithmetic number, because the mean of its divisors is an integer number (31104).

2³⁴⁹⁹⁵⁹ is an apocalyptic number.

349959 is a deficient number, since it is larger than the sum of its proper divisors (147705).

349959 is a wasteful number, since it uses less digits than its factorization.

349959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158.

The product of its digits is 43740, while the sum is 39.

The square root of 349959 is about 591.5733259707. The cubic root of 349959 is about 70.4702354108.

The spelling of 349959 in words is "three hundred forty-nine thousand, nine hundred fifty-nine".