2224842817 has 2 divisors, whose sum is σ = 2224842818. Its totient is φ = 2224842816.

The previous prime is 2224842811. The next prime is 2224842857. The reversal of 2224842817 is 7182484222.

It is a happy number.

It is an a-pointer prime, because the next prime (2224842857) can be obtained adding 2224842817 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1947986496 + 276856321 = 44136^2 + 16639^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2224842817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2224842817.

It is not a weakly prime, because it can be changed into another prime (2224842811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112421408 + 1112421409.

It is an arithmetic number, because the mean of its divisors is an integer number (1112421409).

Almost surely, 2^2224842817 is an apocalyptic number.

It is an amenable number.

2224842817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2224842817 is an equidigital number, since it uses as much as digits as its factorization.

2224842817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 114688, while the sum is 40.

The square root of 2224842817 is about 47168.2394943886. The cubic root of 2224842817 is about 1305.4686429658.

The spelling of 2224842817 in words is "two billion, two hundred twenty-four million, eight hundred forty-two thousand, eight hundred seventeen".