606244213 has 2 divisors, whose sum is σ = 606244214. Its totient is φ = 606244212.

The previous prime is 606244151. The next prime is 606244273. The reversal of 606244213 is 312442606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321377329 + 284866884 = 17927^2 + 16878^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-606244213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (606244273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303122106 + 303122107.

It is an arithmetic number, because the mean of its divisors is an integer number (303122107).

Almost surely, 2^606244213 is an apocalyptic number.

It is an amenable number.

606244213 is a deficient number, since it is larger than the sum of its proper divisors (1).

606244213 is an equidigital number, since it uses as much as digits as its factorization.

606244213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 606244213 is about 24622.0269880447. The cubic root of 606244213 is about 846.3484477103.

Adding to 606244213 its reverse (312442606), we get a palindrome (918686819).

The spelling of 606244213 in words is "six hundred six million, two hundred forty-four thousand, two hundred thirteen".