340317 has 6 divisors (see below), whose sum is σ = 491582. Its totient is φ = 226872.

The previous prime is 340297. The next prime is 340321. The reversal of 340317 is 713043.

It can be written as a sum of positive squares in only one way, i.e., 171396 + 168921 = 414^2 + 411^2 .

It is not a de Polignac number, because 340317 - 2⁸ = 340061 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 340317.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340317.

It is not an unprimeable number, because it can be changed into a prime (340337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18898 + ... + 18915.

2³⁴⁰³¹⁷ is an apocalyptic number.

It is an amenable number.

340317 is a deficient number, since it is larger than the sum of its proper divisors (151265).

340317 is a wasteful number, since it uses less digits than its factorization.

340317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37819 (or 37816 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 340317 is about 583.3669514122. The cubic root of 340317 is about 69.8170050220.

The spelling of 340317 in words is "three hundred forty thousand, three hundred seventeen", and thus it is an iban number.