2244440043 has 16 divisors (see below), whose sum is σ = 3329028640. Its totient is φ = 1494523872.

The previous prime is 2244439979. The next prime is 2244440047. The reversal of 2244440043 is 3400444422.

It is a happy number.

It is not a de Polignac number, because 2244440043 - 2⁶ = 2244439979 is a prime.

It is a super-2 number, since 2×2244440043² = 10075022213243683698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2244439989 and 2244440016.

It is not an unprimeable number, because it can be changed into a prime (2244440047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25696 + ... + 71757.

It is an arithmetic number, because the mean of its divisors is an integer number (208064290).

Almost surely, 2^2244440043 is an apocalyptic number.

2244440043 is a deficient number, since it is larger than the sum of its proper divisors (1084588597).

2244440043 is an equidigital number, since it uses as much as digits as its factorization.

2244440043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98315 (or 98309 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 2244440043 is about 47375.5215591343. The cubic root of 2244440043 is about 1309.2904579763.

Adding to 2244440043 its reverse (3400444422), we get a palindrome (5644884465).

The spelling of 2244440043 in words is "two billion, two hundred forty-four million, four hundred forty thousand, forty-three".