346859 has 8 divisors (see below), whose sum is σ = 365568. Its totient is φ = 328680.

The previous prime is 346849. The next prime is 346867. The reversal of 346859 is 958643.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346859 is a prime.

It is a super-3 number, since 3×346859³ = 125193032058953337, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a plaindrome in base 6 and base 12.

It is not an unprimeable number, because it can be changed into a prime (346849) 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 7 ways as a sum of consecutive naturals, for example, 1994 + ... + 2160.

It is an arithmetic number, because the mean of its divisors is an integer number (45696).

2³⁴⁶⁸⁵⁹ is an apocalyptic number.

346859 is a deficient number, since it is larger than the sum of its proper divisors (18709).

346859 is a wasteful number, since it uses less digits than its factorization.

346859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265.

The product of its digits is 25920, while the sum is 35.

The square root of 346859 is about 588.9473660693. The cubic root of 346859 is about 70.2615386120.

The spelling of 346859 in words is "three hundred forty-six thousand, eight hundred fifty-nine".