2212275717 has 6 divisors (see below), whose sum is σ = 3195509382. Its totient is φ = 1474850472.

The previous prime is 2212275713. The next prime is 2212275749. The reversal of 2212275717 is 7175722122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1993265316 + 219010401 = 44646^2 + 14799^2 .

It is not a de Polignac number, because 2212275717 - 2² = 2212275713 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212275713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122904198 + ... + 122904215.

It is an arithmetic number, because the mean of its divisors is an integer number (532584897).

Almost surely, 2^2212275717 is an apocalyptic number.

It is an amenable number.

2212275717 is a deficient number, since it is larger than the sum of its proper divisors (983233665).

2212275717 is a wasteful number, since it uses less digits than its factorization.

2212275717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245808419 (or 245808416 counting only the distinct ones).

The product of its digits is 27440, while the sum is 36.

The square root of 2212275717 is about 47034.8351437528. The cubic root of 2212275717 is about 1303.0060057519.

Adding to 2212275717 its reverse (7175722122), we get a palindrome (9387997839).

The spelling of 2212275717 in words is "two billion, two hundred twelve million, two hundred seventy-five thousand, seven hundred seventeen".