4222444042 has 8 divisors (see below), whose sum is σ = 6357212100. Its totient is φ = 2103373344.

The previous prime is 4222444021. The next prime is 4222444049. The reversal of 4222444042 is 2404442224.

It can be written as a sum of positive squares in 2 ways, for example, as 4060110961 + 162333081 = 63719^2 + 12741^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4222444042.

It is not an unprimeable number, because it can be changed into a prime (4222444049) 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 3 ways as a sum of consecutive naturals, for example, 3923667 + ... + 3924742.

Almost surely, 2^4222444042 is an apocalyptic number.

4222444042 is a deficient number, since it is larger than the sum of its proper divisors (2134768058).

4222444042 is a wasteful number, since it uses less digits than its factorization.

4222444042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7848680.

The product of its (nonzero) digits is 16384, while the sum is 28.

The square root of 4222444042 is about 64980.3358101511. The cubic root of 4222444042 is about 1616.2974990322.

Adding to 4222444042 its reverse (2404442224), we get a palindrome (6626886266).

The spelling of 4222444042 in words is "four billion, two hundred twenty-two million, four hundred forty-four thousand, forty-two".