4022638968 has 32 divisors (see below), whose sum is σ = 10098340560. Its totient is φ = 1335313920.

The previous prime is 4022638951. The next prime is 4022638987. The reversal of 4022638968 is 8698362204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341955 + ... + 353522.

Almost surely, 2^4022638968 is an apocalyptic number.

It is an amenable number.

4022638968 is an abundant number, since it is smaller than the sum of its proper divisors (6075701592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4022638968 is a wasteful number, since it uses less digits than its factorization.

4022638968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695727 (or 695723 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 4022638968 is about 63424.2774338029. The cubic root of 4022638968 is about 1590.3901799446.

The spelling of 4022638968 in words is "four billion, twenty-two million, six hundred thirty-eight thousand, nine hundred sixty-eight".