2243440275 has 24 divisors (see below), whose sum is σ = 3927342384. Its totient is φ = 1126118400.

The previous prime is 2243440273. The next prime is 2243440279. The reversal of 2243440275 is 5720443422.

It is not a de Polignac number, because 2243440275 - 2¹ = 2243440273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2243440273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 878506 + ... + 881055.

It is an arithmetic number, because the mean of its divisors is an integer number (163639266).

Almost surely, 2^2243440275 is an apocalyptic number.

2243440275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2243440275 is a deficient number, since it is larger than the sum of its proper divisors (1683902109).

2243440275 is a wasteful number, since it uses less digits than its factorization.

2243440275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759591 (or 1759586 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 33.

The square root of 2243440275 is about 47364.9688588518. The cubic root of 2243440275 is about 1309.0960247569.

Adding to 2243440275 its reverse (5720443422), we get a palindrome (7963883697).

The spelling of 2243440275 in words is "two billion, two hundred forty-three million, four hundred forty thousand, two hundred seventy-five".