240365 has 4 divisors (see below), whose sum is σ = 288444. Its totient is φ = 192288.

The previous prime is 240353. The next prime is 240371. The reversal of 240365 is 563042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 139876 + 100489 = 374^2 + 317^2 .

It is a cyclic number.

It is not a de Polignac number, because 240365 - 2⁴ = 240349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 240365.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24032 + ... + 24041.

It is an arithmetic number, because the mean of its divisors is an integer number (72111).

2²⁴⁰³⁶⁵ is an apocalyptic number.

It is an amenable number.

240365 is a deficient number, since it is larger than the sum of its proper divisors (48079).

240365 is an equidigital number, since it uses as much as digits as its factorization.

240365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48078.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 240365 is about 490.2703335916. The cubic root of 240365 is about 62.1761380470.

The spelling of 240365 in words is "two hundred forty thousand, three hundred sixty-five".