2243440002 has 16 divisors (see below), whose sum is σ = 4582346112. Its totient is φ = 731902320.

The previous prime is 2243439997. The next prime is 2243440051. The reversal of 2243440002 is 2000443422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3977449 + ... + 3978012.

It is an arithmetic number, because the mean of its divisors is an integer number (286396632).

Almost surely, 2^2243440002 is an apocalyptic number.

2243440002 is an abundant number, since it is smaller than the sum of its proper divisors (2338906110).

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

2243440002 is a wasteful number, since it uses less digits than its factorization.

2243440002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7955513.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 2243440002 is about 47364.9659769750. The cubic root of 2243440002 is about 1309.0959716564.

Adding to 2243440002 its reverse (2000443422), we get a palindrome (4243883424).

The spelling of 2243440002 in words is "two billion, two hundred forty-three million, four hundred forty thousand, two".