4022686208 has 30 divisors (see below), whose sum is σ = 8040384099. Its totient is φ = 2010625536.

The previous prime is 4022686189. The next prime is 4022686247. The reversal of 4022686208 is 8026862204.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 2011343104 + 2011343104 = 44848^2 + 44848^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=44848.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1433735 + ... + 1436537.

Almost surely, 2^4022686208 is an apocalyptic number.

It is an amenable number.

4022686208 is a deficient number, since it is larger than the sum of its proper divisors (4017697891).

4022686208 is an frugal number, since it uses more digits than its factorization.

4022686208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624 (or 2805 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 4022686208 is about 63424.6498453086. The cubic root of 4022686208 is about 1590.3964055210.

Multiplying 4022686208 by its product of nonzero digits (73728), we get a square (296584608743424 = 17221632²).

The spelling of 4022686208 in words is "four billion, twenty-two million, six hundred eighty-six thousand, two hundred eight".