2240303 has 4 divisors (see below), whose sum is σ = 2412648. Its totient is φ = 2067960.

The previous prime is 2240299. The next prime is 2240317. The reversal of 2240303 is 3030422.

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 2240303 - 2² = 2240299 is a prime.

It is a Duffinian number.

2240303 is a modest number, since divided by 303 gives 224 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240323) 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, 86153 + ... + 86178.

It is an arithmetic number, because the mean of its divisors is an integer number (603162).

2^2240303 is an apocalyptic number.

2240303 is a deficient number, since it is larger than the sum of its proper divisors (172345).

2240303 is a wasteful number, since it uses less digits than its factorization.

2240303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172344.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2240303 is about 1496.7641764821. The cubic root of 2240303 is about 130.8485517433.

Adding to 2240303 its reverse (3030422), we get a palindrome (5270725).

The spelling of 2240303 in words is "two million, two hundred forty thousand, three hundred three".