349555 has 4 divisors (see below), whose sum is σ = 419472. Its totient is φ = 279640.

The previous prime is 349553. The next prime is 349567. The reversal of 349555 is 555943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555943 = 167 ⋅3329.

It is not a de Polignac number, because 349555 - 2¹ = 349553 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349553) 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 in 3 ways as a sum of consecutive naturals, for example, 34951 + ... + 34960.

It is an arithmetic number, because the mean of its divisors is an integer number (104868).

2³⁴⁹⁵⁵⁵ is an apocalyptic number.

349555 is a deficient number, since it is larger than the sum of its proper divisors (69917).

349555 is an equidigital number, since it uses as much as digits as its factorization.

349555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69916.

The product of its digits is 13500, while the sum is 31.

The square root of 349555 is about 591.2317650465. The cubic root of 349555 is about 70.4431075305.

The spelling of 349555 in words is "three hundred forty-nine thousand, five hundred fifty-five".