2222003646 has 24 divisors (see below), whose sum is σ = 4882151664. Its totient is φ = 730235520.

The previous prime is 2222003639. The next prime is 2222003677. The reversal of 2222003646 is 6463002222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 868051 + ... + 870606.

It is an arithmetic number, because the mean of its divisors is an integer number (203422986).

Almost surely, 2^2222003646 is an apocalyptic number.

2222003646 is an abundant number, since it is smaller than the sum of its proper divisors (2660148018).

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

2222003646 is a wasteful number, since it uses less digits than its factorization.

2222003646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738736 (or 1738733 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 2222003646 is about 47138.1336711584. The cubic root of 2222003646 is about 1304.9130941378.

Adding to 2222003646 its reverse (6463002222), we get a palindrome (8685005868).

The spelling of 2222003646 in words is "two billion, two hundred twenty-two million, three thousand, six hundred forty-six".