2221443204 has 24 divisors (see below), whose sum is σ = 5241610080. Its totient is φ = 732160704.

The previous prime is 2221443179. The next prime is 2221443241. The reversal of 2221443204 is 4023441222.

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, 1038934 + ... + 1041069.

It is an arithmetic number, because the mean of its divisors is an integer number (218400420).

Almost surely, 2^2221443204 is an apocalyptic number.

It is an amenable number.

2221443204 is an abundant number, since it is smaller than the sum of its proper divisors (3020166876).

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

2221443204 is a wasteful number, since it uses less digits than its factorization.

2221443204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080099 (or 2080097 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2221443204 is about 47132.1886188197. The cubic root of 2221443204 is about 1304.8033749060.

Adding to 2221443204 its reverse (4023441222), we get a palindrome (6244884426).

The spelling of 2221443204 in words is "two billion, two hundred twenty-one million, four hundred forty-three thousand, two hundred four".