240866 has 8 divisors (see below), whose sum is σ = 365904. Its totient is φ = 118900.

The previous prime is 240859. The next prime is 240869. The reversal of 240866 is 668042.

240866 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (240869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560 + ... + 891.

It is an arithmetic number, because the mean of its divisors is an integer number (45738).

2²⁴⁰⁸⁶⁶ is an apocalyptic number.

240866 is a deficient number, since it is larger than the sum of its proper divisors (125038).

240866 is a wasteful number, since it uses less digits than its factorization.

240866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 240866 is about 490.7810102276. The cubic root of 240866 is about 62.2193066000.

The spelling of 240866 in words is "two hundred forty thousand, eight hundred sixty-six".