346109 has 4 divisors (see below), whose sum is σ = 347616. Its totient is φ = 344604.

The previous prime is 346097. The next prime is 346111. The reversal of 346109 is 901643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 346109 - 2⁸ = 345853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329 + ... + 894.

It is an arithmetic number, because the mean of its divisors is an integer number (86904).

2³⁴⁶¹⁰⁹ is an apocalyptic number.

It is an amenable number.

346109 is a deficient number, since it is larger than the sum of its proper divisors (1507).

346109 is a wasteful number, since it uses less digits than its factorization.

346109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 346109 is about 588.3102922778. The cubic root of 346109 is about 70.2108607856.

The spelling of 346109 in words is "three hundred forty-six thousand, one hundred nine".