2212344647 has 2 divisors, whose sum is σ = 2212344648. Its totient is φ = 2212344646.

The previous prime is 2212344613. The next prime is 2212344671. The reversal of 2212344647 is 7464432122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2212344647 - 2²⁴ = 2195567431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212344697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106172323 + 1106172324.

It is an arithmetic number, because the mean of its divisors is an integer number (1106172324).

Almost surely, 2^2212344647 is an apocalyptic number.

2212344647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212344647 is an equidigital number, since it uses as much as digits as its factorization.

2212344647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 35.

The square root of 2212344647 is about 47035.5678928192. The cubic root of 2212344647 is about 1303.0195386147.

Adding to 2212344647 its reverse (7464432122), we get a palindrome (9676776769).

The spelling of 2212344647 in words is "two billion, two hundred twelve million, three hundred forty-four thousand, six hundred forty-seven".