4440042122 has 4 divisors (see below), whose sum is σ = 6660063186. Its totient is φ = 2220021060.

The previous prime is 4440042097. The next prime is 4440042137. The reversal of 4440042122 is 2212400444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3872697361 + 567344761 = 62231^2 + 23819^2 .

It is an unprimeable number.

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, 1110010529 + ... + 1110010532.

Almost surely, 2^4440042122 is an apocalyptic number.

4440042122 is a deficient number, since it is larger than the sum of its proper divisors (2220021064).

4440042122 is a wasteful number, since it uses less digits than its factorization.

4440042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220021063.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 4440042122 is about 66633.6410681572. The cubic root of 4440042122 is about 1643.5983505138.

Adding to 4440042122 its reverse (2212400444), we get a palindrome (6652442566).

The spelling of 4440042122 in words is "four billion, four hundred forty million, forty-two thousand, one hundred twenty-two".