2204544243 has 16 divisors (see below), whose sum is σ = 3317184000. Its totient is φ = 1290014880.

The previous prime is 2204544239. The next prime is 2204544269. The reversal of 2204544243 is 3424454022.

It is not a de Polignac number, because 2204544243 - 2² = 2204544239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2204544243.

It is not an unprimeable number, because it can be changed into a prime (2204544203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1150843 + ... + 1152756.

It is an arithmetic number, because the mean of its divisors is an integer number (207324000).

Almost surely, 2^2204544243 is an apocalyptic number.

2204544243 is a deficient number, since it is larger than the sum of its proper divisors (1112639757).

2204544243 is a wasteful number, since it uses less digits than its factorization.

2204544243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303642.

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 2204544243 is about 46952.5744022625. The cubic root of 2204544243 is about 1301.4863163875.

Adding to 2204544243 its reverse (3424454022), we get a palindrome (5628998265).

The spelling of 2204544243 in words is "two billion, two hundred four million, five hundred forty-four thousand, two hundred forty-three".