2222146208 has 48 divisors (see below), whose sum is σ = 4488716736. Its totient is φ = 1082242560.

The previous prime is 2222146189. The next prime is 2222146253. The reversal of 2222146208 is 8026412222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1288835 + ... + 1290557.

It is an arithmetic number, because the mean of its divisors is an integer number (93514932).

Almost surely, 2^2222146208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2222146208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2244358368).

2222146208 is an abundant number, since it is smaller than the sum of its proper divisors (2266570528).

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

2222146208 is a wasteful number, since it uses less digits than its factorization.

2222146208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 2222146208 is about 47139.6458196283. The cubic root of 2222146208 is about 1304.9410009390.

The spelling of 2222146208 in words is "two billion, two hundred twenty-two million, one hundred forty-six thousand, two hundred eight".