2213132244 has 24 divisors (see below), whose sum is σ = 5251501920. Its totient is φ = 725206944.

The previous prime is 2213132237. The next prime is 2213132249. The reversal of 2213132244 is 4422313122.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213132249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562239 + ... + 1563654.

It is an arithmetic number, because the mean of its divisors is an integer number (218812580).

Almost surely, 2^2213132244 is an apocalyptic number.

It is an amenable number.

2213132244 is an abundant number, since it is smaller than the sum of its proper divisors (3038369676).

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

2213132244 is a wasteful number, since it uses less digits than its factorization.

2213132244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125959 (or 3125957 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 2213132244 is about 47043.9395034047. The cubic root of 2213132244 is about 1303.1741457073.

Adding to 2213132244 its reverse (4422313122), we get a palindrome (6635445366).

The spelling of 2213132244 in words is "two billion, two hundred thirteen million, one hundred thirty-two thousand, two hundred forty-four".