244342213 has 2 divisors, whose sum is σ = 244342214. Its totient is φ = 244342212.

The previous prime is 244342201. The next prime is 244342253. The reversal of 244342213 is 312243442.

It is a happy number.

244342213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 242331489 + 2010724 = 15567^2 + 1418^2 .

It is a cyclic number.

It is not a de Polignac number, because 244342213 - 2⁹ = 244341701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244342253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122171106 + 122171107.

It is an arithmetic number, because the mean of its divisors is an integer number (122171107).

Almost surely, 2^244342213 is an apocalyptic number.

It is an amenable number.

244342213 is a deficient number, since it is larger than the sum of its proper divisors (1).

244342213 is an equidigital number, since it uses as much as digits as its factorization.

244342213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 25.

The square root of 244342213 is about 15631.4494849326. The cubic root of 244342213 is about 625.1719744353.

Adding to 244342213 its reverse (312243442), we get a palindrome (556585655).

The spelling of 244342213 in words is "two hundred forty-four million, three hundred forty-two thousand, two hundred thirteen".