240868 has 6 divisors (see below), whose sum is σ = 421526. Its totient is φ = 120432.

The previous prime is 240859. The next prime is 240869. The reversal of 240868 is 868042.

It can be written as a sum of positive squares in only one way, i.e., 123904 + 116964 = 352^2 + 342^2 .

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 as a sum of consecutive naturals, namely, 30105 + ... + 30112.

2²⁴⁰⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

240868 is a deficient number, since it is larger than the sum of its proper divisors (180658).

240868 is a wasteful number, since it uses less digits than its factorization.

240868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60221 (or 60219 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 240868 is about 490.7830477920. The cubic root of 240868 is about 62.2194788095.

The spelling of 240868 in words is "two hundred forty thousand, eight hundred sixty-eight".