4000002422 has 32 divisors (see below), whose sum is σ = 6692868000. Its totient is φ = 1780224768.

The previous prime is 4000002421. The next prime is 4000002431. The reversal of 4000002422 is 2242000004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4000002397 and 4000002406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000002421) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 680954 + ... + 686802.

It is an arithmetic number, because the mean of its divisors is an integer number (209152125).

Almost surely, 2^4000002422 is an apocalyptic number.

4000002422 is a deficient number, since it is larger than the sum of its proper divisors (2692865578).

4000002422 is a wasteful number, since it uses less digits than its factorization.

4000002422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6800.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 4000002422 is about 63245.5723509559. The cubic root of 4000002422 is about 1587.4013723586.

Adding to 4000002422 its reverse (2242000004), we get a palindrome (6242002426).

The spelling of 4000002422 in words is "four billion, two thousand, four hundred twenty-two".