2208226668 has 24 divisors (see below), whose sum is σ = 5182317168. Its totient is φ = 731820096.

The previous prime is 2208226639. The next prime is 2208226673. The reversal of 2208226668 is 8666228022.

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, 529771 + ... + 533922.

It is an arithmetic number, because the mean of its divisors is an integer number (215929882).

Almost surely, 2^2208226668 is an apocalyptic number.

It is an amenable number.

2208226668 is an abundant number, since it is smaller than the sum of its proper divisors (2974090500).

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

2208226668 is a wasteful number, since it uses less digits than its factorization.

2208226668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063873 (or 1063871 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 2208226668 is about 46991.7723436774. The cubic root of 2208226668 is about 1302.2105718636.

The spelling of 2208226668 in words is "two billion, two hundred eight million, two hundred twenty-six thousand, six hundred sixty-eight".