240787 has 12 divisors (see below), whose sum is σ = 274320. Its totient is φ = 210672.

The previous prime is 240769. The next prime is 240797. The reversal of 240787 is 787042.

It is not a de Polignac number, because 240787 - 2⁷ = 240659 is a prime.

It is a Duffinian number.

240787 is a Rhonda number in base 14.

It is not an unprimeable number, because it can be changed into a prime (240707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8289 + ... + 8317.

It is an arithmetic number, because the mean of its divisors is an integer number (22860).

2²⁴⁰⁷⁸⁷ is an apocalyptic number.

240787 is a deficient number, since it is larger than the sum of its proper divisors (33533).

240787 is a wasteful number, since it uses less digits than its factorization.

240787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 240787 is about 490.7005196655. The cubic root of 240787 is about 62.2125035605.

The spelling of 240787 in words is "two hundred forty thousand, seven hundred eighty-seven".