2243423042 has 16 divisors (see below), whose sum is σ = 3903270720. Its totient is φ = 947116368.

The previous prime is 2243423041. The next prime is 2243423051. The reversal of 2243423042 is 2403243422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2243423041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1194917 + ... + 1196792.

It is an arithmetic number, because the mean of its divisors is an integer number (243954420).

Almost surely, 2^2243423042 is an apocalyptic number.

2243423042 is a deficient number, since it is larger than the sum of its proper divisors (1659847678).

2243423042 is a wasteful number, since it uses less digits than its factorization.

2243423042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391785.

The product of its (nonzero) digits is 9216, while the sum is 26.

The square root of 2243423042 is about 47364.7869413555. The cubic root of 2243423042 is about 1309.0926728053.

Adding to 2243423042 its reverse (2403243422), we get a palindrome (4646666464).

The spelling of 2243423042 in words is "two billion, two hundred forty-three million, four hundred twenty-three thousand, forty-two".