2208218496 has 128 divisors (see below), whose sum is σ = 6446563200. Its totient is φ = 664166400.

The previous prime is 2208218489. The next prime is 2208218501. The reversal of 2208218496 is 6948128022.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-3 number, since 3×2208218496³ (a number of 29 digits) contains 333 as substring.

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, 585256 + ... + 589016.

It is an arithmetic number, because the mean of its divisors is an integer number (50363775).

Almost surely, 2^2208218496 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 2208218496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3223281600).

2208218496 is an abundant number, since it is smaller than the sum of its proper divisors (4238344704).

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

2208218496 is a wasteful number, since it uses less digits than its factorization.

2208218496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3928 (or 3916 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 2208218496 is about 46991.6853922053. The cubic root of 2208218496 is about 1302.2089654951.

The spelling of 2208218496 in words is "two billion, two hundred eight million, two hundred eighteen thousand, four hundred ninety-six".