4022011988 has 12 divisors (see below), whose sum is σ = 7042056000. Its totient is φ = 2009995992.

The previous prime is 4022011937. The next prime is 4022012011. The reversal of 4022011988 is 8891102204.

It is a congruent number.

It is an unprimeable number.

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, 243506 + ... + 259497.

It is an arithmetic number, because the mean of its divisors is an integer number (586838000).

Almost surely, 2^4022011988 is an apocalyptic number.

It is an amenable number.

4022011988 is a deficient number, since it is larger than the sum of its proper divisors (3020044012).

4022011988 is a wasteful number, since it uses less digits than its factorization.

4022011988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505006 (or 505004 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 4022011988 is about 63419.3344966659. The cubic root of 4022011988 is about 1590.3075480659.

The spelling of 4022011988 in words is "four billion, twenty-two million, eleven thousand, nine hundred eighty-eight".