347345 has 8 divisors (see below), whose sum is σ = 420864. Its totient is φ = 275184.

The previous prime is 347341. The next prime is 347359. The reversal of 347345 is 543743.

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

It is a cyclic number.

It is not a de Polignac number, because 347345 - 2² = 347341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362 + ... + 908.

It is an arithmetic number, because the mean of its divisors is an integer number (52608).

2³⁴⁷³⁴⁵ is an apocalyptic number.

It is an amenable number.

347345 is a deficient number, since it is larger than the sum of its proper divisors (73519).

347345 is a wasteful number, since it uses less digits than its factorization.

347345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679.

The product of its digits is 5040, while the sum is 26.

The square root of 347345 is about 589.3598221800. The cubic root of 347345 is about 70.2943388486.

The spelling of 347345 in words is "three hundred forty-seven thousand, three hundred forty-five".