2223325636 has 72 divisors (see below), whose sum is σ = 4672451840. Its totient is φ = 906719616.

The previous prime is 2223325607. The next prime is 2223325639. The reversal of 2223325636 is 6365233222.

It is not an unprimeable number, because it can be changed into a prime (2223325639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5435800 + ... + 5436208.

Almost surely, 2^2223325636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2223325636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2336225920).

2223325636 is an abundant number, since it is smaller than the sum of its proper divisors (2449126204).

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

2223325636 is a wasteful number, since it uses less digits than its factorization.

2223325636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 808 counting only the distinct ones).

The product of its digits is 77760, while the sum is 34.

The square root of 2223325636 is about 47152.1540971354. The cubic root of 2223325636 is about 1305.1718305959.

Adding to 2223325636 its reverse (6365233222), we get a palindrome (8588558858).

The spelling of 2223325636 in words is "two billion, two hundred twenty-three million, three hundred twenty-five thousand, six hundred thirty-six".