240755 has 8 divisors (see below), whose sum is σ = 291600. Its totient is φ = 190816.

The previous prime is 240743. The next prime is 240763. The reversal of 240755 is 557042.

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 240755 - 2⁴ = 240739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240755.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 761 + ... + 1029.

It is an arithmetic number, because the mean of its divisors is an integer number (36450).

2²⁴⁰⁷⁵⁵ is an apocalyptic number.

240755 is a deficient number, since it is larger than the sum of its proper divisors (50845).

240755 is a wasteful number, since it uses less digits than its factorization.

240755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 240755 is about 490.6679121361. The cubic root of 240755 is about 62.2097474755.

Adding to 240755 its reverse (557042), we get a palindrome (797797).

The spelling of 240755 in words is "two hundred forty thousand, seven hundred fifty-five".