2243434441 has 4 divisors (see below), whose sum is σ = 2243845584. Its totient is φ = 2243023300.

The previous prime is 2243434429. The next prime is 2243434507. The reversal of 2243434441 is 1444343422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243434441 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2243434411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197275 + ... + 208336.

It is an arithmetic number, because the mean of its divisors is an integer number (560961396).

Almost surely, 2^2243434441 is an apocalyptic number.

It is an amenable number.

2243434441 is a deficient number, since it is larger than the sum of its proper divisors (411143).

2243434441 is an equidigital number, since it uses as much as digits as its factorization.

2243434441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411142.

The product of its digits is 36864, while the sum is 31.

The square root of 2243434441 is about 47364.9072732123. The cubic root of 2243434441 is about 1309.0948900007.

Adding to 2243434441 its reverse (1444343422), we get a palindrome (3687777863).

The spelling of 2243434441 in words is "two billion, two hundred forty-three million, four hundred thirty-four thousand, four hundred forty-one".