2242043 has 2 divisors, whose sum is σ = 2242044. Its totient is φ = 2242042.

The previous prime is 2242027. The next prime is 2242073. The reversal of 2242043 is 3402422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2242043 - 2⁴ = 2242027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2242073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121021 + 1121022.

It is an arithmetic number, because the mean of its divisors is an integer number (1121022).

2^2242043 is an apocalyptic number.

2242043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2242043 is an equidigital number, since it uses as much as digits as its factorization.

2242043 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2242043 is about 1497.3453175537. The cubic root of 2242043 is about 130.8824188231.

Adding to 2242043 its reverse (3402422), we get a palindrome (5644465).

The spelling of 2242043 in words is "two million, two hundred forty-two thousand, forty-three".