240559 has 8 divisors (see below), whose sum is σ = 276480. Its totient is φ = 207000.

The previous prime is 240551. The next prime is 240571. The reversal of 240559 is 955042.

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 240559 - 2³ = 240551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367 + ... + 784.

It is an arithmetic number, because the mean of its divisors is an integer number (34560).

2²⁴⁰⁵⁵⁹ is an apocalyptic number.

240559 is a deficient number, since it is larger than the sum of its proper divisors (35921).

240559 is a wasteful number, since it uses less digits than its factorization.

240559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 240559 is about 490.4681437158. The cubic root of 240559 is about 62.1928611238.

It can be divided in two parts, 2 and 40559, that multiplied together give a palindrome (81118).

The spelling of 240559 in words is "two hundred forty thousand, five hundred fifty-nine".