347859 has 6 divisors (see below), whose sum is σ = 502476. Its totient is φ = 231900.

The previous prime is 347849. The next prime is 347873. The reversal of 347859 is 958743.

It is not a de Polignac number, because 347859 - 2⁷ = 347731 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 347859.

It is not an unprimeable number, because it can be changed into a prime (347849) 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 5 ways as a sum of consecutive naturals, for example, 19317 + ... + 19334.

It is an arithmetic number, because the mean of its divisors is an integer number (83746).

2³⁴⁷⁸⁵⁹ is an apocalyptic number.

347859 is a deficient number, since it is larger than the sum of its proper divisors (154617).

347859 is a wasteful number, since it uses less digits than its factorization.

347859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38657 (or 38654 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 347859 is about 589.7957273497. The cubic root of 347859 is about 70.3289955372.

The spelling of 347859 in words is "three hundred forty-seven thousand, eight hundred fifty-nine".