2243666896 has 30 divisors (see below), whose sum is σ = 4502200742. Its totient is φ = 1083143040.

The previous prime is 2243666891. The next prime is 2243666897. The reversal of 2243666896 is 6986663422.

2243666896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 532686400 + 1710980496 = 23080^2 + 41364^2 .

It is a super-2 number, since 2×2243666896² = 10068082280412549632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243666891) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69915 + ... + 96826.

Almost surely, 2^2243666896 is an apocalyptic number.

It is an amenable number.

2243666896 is an abundant number, since it is smaller than the sum of its proper divisors (2258533846).

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

2243666896 is a wasteful number, since it uses less digits than its factorization.

2243666896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166807 (or 166772 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 52.

The square root of 2243666896 is about 47367.3610833451. The cubic root of 2243666896 is about 1309.1401026945.

The spelling of 2243666896 in words is "two billion, two hundred forty-three million, six hundred sixty-six thousand, eight hundred ninety-six".