2002004422 has 16 divisors (see below), whose sum is σ = 3468714192. Its totient is φ = 856472320.

The previous prime is 2002004393. The next prime is 2002004429. The reversal of 2002004422 is 2244002002.

It is a junction number, because it is equal to n+sod(n) for n = 2002004396 and 2002004405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002004429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2676103 + ... + 2676850.

It is an arithmetic number, because the mean of its divisors is an integer number (216794637).

Almost surely, 2^2002004422 is an apocalyptic number.

2002004422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2002004422 is a deficient number, since it is larger than the sum of its proper divisors (1466709770).

2002004422 is a wasteful number, since it uses less digits than its factorization.

2002004422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5352983.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2002004422 is about 44743.7640571287. The cubic root of 2002004422 is about 1260.3418116073.

Adding to 2002004422 its reverse (2244002002), we get a palindrome (4246006424).

The spelling of 2002004422 in words is "two billion, two million, four thousand, four hundred twenty-two".