2803422217 has 2 divisors, whose sum is σ = 2803422218. Its totient is φ = 2803422216.

The previous prime is 2803422157. The next prime is 2803422289. The reversal of 2803422217 is 7122243082.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2347983936 + 455438281 = 48456^2 + 21341^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2803422217 is a prime.

It is a super-2 number, since 2×2803422217² = 15718352253538390178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2803432217) 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, 1401711108 + 1401711109.

It is an arithmetic number, because the mean of its divisors is an integer number (1401711109).

Almost surely, 2^2803422217 is an apocalyptic number.

It is an amenable number.

2803422217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2803422217 is an equidigital number, since it uses as much as digits as its factorization.

2803422217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 2803422217 is about 52947.3532577408. The cubic root of 2803422217 is about 1410.0337360940.

Adding to 2803422217 its reverse (7122243082), we get a palindrome (9925665299).

The spelling of 2803422217 in words is "two billion, eight hundred three million, four hundred twenty-two thousand, two hundred seventeen".