240017 has 2 divisors, whose sum is σ = 240018. Its totient is φ = 240016.

The previous prime is 240011. The next prime is 240041. The reversal of 240017 is 710042.

It is a happy number.

240017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201601 + 38416 = 449^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 240017 - 2¹⁴ = 223633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 239983 and 240010.

It is not a weakly prime, because it can be changed into another prime (240011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120008 + 120009.

It is an arithmetic number, because the mean of its divisors is an integer number (120009).

2²⁴⁰⁰¹⁷ is an apocalyptic number.

It is an amenable number.

240017 is a deficient number, since it is larger than the sum of its proper divisors (1).

240017 is an equidigital number, since it uses as much as digits as its factorization.

240017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 240017 is about 489.9152988017. The cubic root of 240017 is about 62.1461173887.

Adding to 240017 its reverse (710042), we get a palindrome (950059).

The spelling of 240017 in words is "two hundred forty thousand, seventeen", and thus it is an iban number.