2243201365 has 16 divisors (see below), whose sum is σ = 2714694768. Its totient is φ = 1779388416.

The previous prime is 2243201353. The next prime is 2243201371. The reversal of 2243201365 is 5631023422.

It can be written as a sum of positive squares in 8 ways, for example, as 1223740324 + 1019461041 = 34982^2 + 31929^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243201365 - 2⁵ = 2243201333 is a prime.

It is a congruent number.

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, 302239 + ... + 309571.

It is an arithmetic number, because the mean of its divisors is an integer number (169668423).

Almost surely, 2^2243201365 is an apocalyptic number.

It is an amenable number.

2243201365 is a deficient number, since it is larger than the sum of its proper divisors (471493403).

2243201365 is a wasteful number, since it uses less digits than its factorization.

2243201365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7848.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 2243201365 is about 47362.4467801232. The cubic root of 2243201365 is about 1309.0495533862.

Adding to 2243201365 its reverse (5631023422), we get a palindrome (7874224787).

The spelling of 2243201365 in words is "two billion, two hundred forty-three million, two hundred one thousand, three hundred sixty-five".