2243442443 has 8 divisors (see below), whose sum is σ = 2453957616. Its totient is φ = 2034021600.

The previous prime is 2243442437. The next prime is 2243442457. The reversal of 2243442443 is 3442443422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2243442443 - 2¹⁰ = 2243441419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2243442413) 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, 269288 + ... + 277493.

It is an arithmetic number, because the mean of its divisors is an integer number (306744702).

Almost surely, 2^2243442443 is an apocalyptic number.

2243442443 is a deficient number, since it is larger than the sum of its proper divisors (210515173).

2243442443 is a wasteful number, since it uses less digits than its factorization.

2243442443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547165.

The product of its digits is 73728, while the sum is 32.

The square root of 2243442443 is about 47364.9917449586. The cubic root of 2243442443 is about 1309.0964464484.

Adding to 2243442443 its reverse (3442443422), we get a palindrome (5685885865).

The spelling of 2243442443 in words is "two billion, two hundred forty-three million, four hundred forty-two thousand, four hundred forty-three".