4042440022 has 8 divisors (see below), whose sum is σ = 6065851896. Its totient is φ = 2020489392.

The previous prime is 4042440011. The next prime is 4042440067. The reversal of 4042440022 is 2200442404.

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

It is a junction number, because it is equal to n+sod(n) for n = 4042439975 and 4042440002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358368 + ... + 369475.

It is an arithmetic number, because the mean of its divisors is an integer number (758231487).

Almost surely, 2^4042440022 is an apocalyptic number.

4042440022 is a deficient number, since it is larger than the sum of its proper divisors (2023411874).

4042440022 is a wasteful number, since it uses less digits than its factorization.

4042440022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730622.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4042440022 is about 63580.1857656928. The cubic root of 4042440022 is about 1592.9954242293.

Adding to 4042440022 its reverse (2200442404), we get a palindrome (6242882426).

The spelling of 4042440022 in words is "four billion, forty-two million, four hundred forty thousand, twenty-two".