240259 has 2 divisors, whose sum is σ = 240260. Its totient is φ = 240258.

The previous prime is 240257. The next prime is 240263. The reversal of 240259 is 952042.

It is a happy number.

240259 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 is a cyclic number.

It is not a de Polignac number, because 240259 - 2¹ = 240257 is a prime.

Together with 240257, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (240257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120129 + 120130.

It is an arithmetic number, because the mean of its divisors is an integer number (120130).

2²⁴⁰²⁵⁹ is an apocalyptic number.

240259 is a deficient number, since it is larger than the sum of its proper divisors (1).

240259 is an equidigital number, since it uses as much as digits as its factorization.

240259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 240259 is about 490.1622180462. The cubic root of 240259 is about 62.1669968940.

It can be divided in two parts, 24025 and 9, that multiplied together give a square (216225 = 465²).

The spelling of 240259 in words is "two hundred forty thousand, two hundred fifty-nine".