4222638788 has 12 divisors (see below), whose sum is σ = 7406301840. Its totient is φ = 2106552552.

The previous prime is 4222638781. The next prime is 4222638799. The reversal of 4222638788 is 8878362224.

It is not an unprimeable number, because it can be changed into a prime (4222638781) 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, 1189718 + ... + 1193261.

It is an arithmetic number, because the mean of its divisors is an integer number (617191820).

Almost surely, 2^4222638788 is an apocalyptic number.

It is an amenable number.

4222638788 is a deficient number, since it is larger than the sum of its proper divisors (3183663052).

4222638788 is a wasteful number, since it uses less digits than its factorization.

4222638788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383426 (or 2383424 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 50.

The square root of 4222638788 is about 64981.8342923620. The cubic root of 4222638788 is about 1616.3223474084.

The spelling of 4222638788 in words is "four billion, two hundred twenty-two million, six hundred thirty-eight thousand, seven hundred eighty-eight".