2242403 has 4 divisors (see below), whose sum is σ = 2245728. Its totient is φ = 2239080.

The previous prime is 2242381. The next prime is 2242433. The reversal of 2242403 is 3042422.

2242403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2242403 - 2¹⁴ = 2226019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2242433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251 + ... + 2132.

It is an arithmetic number, because the mean of its divisors is an integer number (561432).

2^2242403 is an apocalyptic number.

2242403 is a deficient number, since it is larger than the sum of its proper divisors (3325).

2242403 is an equidigital number, since it uses as much as digits as its factorization.

2242403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2242403 is about 1497.4655254796. The cubic root of 2242403 is about 130.8894236173.

Adding to 2242403 its reverse (3042422), we get a palindrome (5284825).

The spelling of 2242403 in words is "two million, two hundred forty-two thousand, four hundred three".