2220000006 has 32 divisors (see below), whose sum is σ = 5126607360. Its totient is φ = 627745536.

The previous prime is 2219999989. The next prime is 2220000031. The reversal of 2220000006 is 6000000222.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2219999946 and 2220000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268386 + ... + 276533.

It is an arithmetic number, because the mean of its divisors is an integer number (160206480).

Almost surely, 2^2220000006 is an apocalyptic number.

2220000006 is an abundant number, since it is smaller than the sum of its proper divisors (2906607354).

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

2220000006 is a wasteful number, since it uses less digits than its factorization.

2220000006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545028.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2220000006 is about 47116.8760212304. The cubic root of 2220000006 is about 1304.5207511957.

Adding to 2220000006 its reverse (6000000222), we get a palindrome (8220000228).

The spelling of 2220000006 in words is "two billion, two hundred twenty million, six", and thus it is an aban number.