349015 has 12 divisors (see below), whose sum is σ = 438984. Its totient is φ = 266336.

The previous prime is 349007. The next prime is 349039. The reversal of 349015 is 510943.

It is not a de Polignac number, because 349015 - 2³ = 349007 is a prime.

It is a super-2 number, since 2×349015² = 243622940450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 4164 + ... + 4246.

It is an arithmetic number, because the mean of its divisors is an integer number (36582).

2³⁴⁹⁰¹⁵ is an apocalyptic number.

349015 is a deficient number, since it is larger than the sum of its proper divisors (89969).

349015 is an equidigital number, since it uses as much as digits as its factorization.

349015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 349015 is about 590.7749148364. The cubic root of 349015 is about 70.4068148319.

Adding to 349015 its reverse (510943), we get a palindrome (859958).

The spelling of 349015 in words is "three hundred forty-nine thousand, fifteen".