240803 has 4 divisors (see below), whose sum is σ = 243048. Its totient is φ = 238560.

The previous prime is 240797. The next prime is 240811. The reversal of 240803 is 308042.

240803 is nontrivially palindromic in base 16.

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

It is a cyclic number.

It is not a de Polignac number, because 240803 - 2⁶ = 240739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240853) 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, 953 + ... + 1178.

It is an arithmetic number, because the mean of its divisors is an integer number (60762).

2²⁴⁰⁸⁰³ is an apocalyptic number.

240803 is a deficient number, since it is larger than the sum of its proper divisors (2245).

240803 is a wasteful number, since it uses less digits than its factorization.

240803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 240803 is about 490.7168226177. The cubic root of 240803 is about 62.2138815114.

Adding to 240803 its reverse (308042), we get a palindrome (548845).

The spelling of 240803 in words is "two hundred forty thousand, eight hundred three".