2213263244 has 12 divisors (see below), whose sum is σ = 3936706368. Its totient is φ = 1088490000.

The previous prime is 2213263243. The next prime is 2213263249. The reversal of 2213263244 is 4423623122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2213263243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4535132 + ... + 4535619.

It is an arithmetic number, because the mean of its divisors is an integer number (328058864).

Almost surely, 2^2213263244 is an apocalyptic number.

It is an amenable number.

2213263244 is a deficient number, since it is larger than the sum of its proper divisors (1723443124).

2213263244 is a wasteful number, since it uses less digits than its factorization.

2213263244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070816 (or 9070814 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

The square root of 2213263244 is about 47045.3317981710. The cubic root of 2213263244 is about 1303.1998577489.

Adding to 2213263244 its reverse (4423623122), we get a palindrome (6636886366).

The spelling of 2213263244 in words is "two billion, two hundred thirteen million, two hundred sixty-three thousand, two hundred forty-four".