2213616306 has 32 divisors (see below), whose sum is σ = 4832464896. Its totient is φ = 670410000.

The previous prime is 2213616269. The next prime is 2213616323. The reversal of 2213616306 is 6036163122.

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, 120171 + ... + 137361.

It is an arithmetic number, because the mean of its divisors is an integer number (151014528).

Almost surely, 2^2213616306 is an apocalyptic number.

2213616306 is an abundant number, since it is smaller than the sum of its proper divisors (2618848590).

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

2213616306 is a wasteful number, since it uses less digits than its factorization.

2213616306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19158.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 2213616306 is about 47049.0840080867. The cubic root of 2213616306 is about 1303.2691499860.

Adding to 2213616306 its reverse (6036163122), we get a palindrome (8249779428).

The spelling of 2213616306 in words is "two billion, two hundred thirteen million, six hundred sixteen thousand, three hundred six".