1226222717 has 8 divisors (see below), whose sum is σ = 1234597056. Its totient is φ = 1217860992.

The previous prime is 1226222663. The next prime is 1226222743. The reversal of 1226222717 is 7172226221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1226222717 - 2⁶ = 1226222653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226222797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269453 + ... + 273965.

It is an arithmetic number, because the mean of its divisors is an integer number (154324632).

Almost surely, 2^1226222717 is an apocalyptic number.

It is an amenable number.

1226222717 is a deficient number, since it is larger than the sum of its proper divisors (8374339).

1226222717 is a wasteful number, since it uses less digits than its factorization.

1226222717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6307.

The product of its digits is 9408, while the sum is 32.

The square root of 1226222717 is about 35017.4630291802. The cubic root of 1226222717 is about 1070.3433599770.

Adding to 1226222717 its reverse (7172226221), we get a palindrome (8398448938).

The spelling of 1226222717 in words is "one billion, two hundred twenty-six million, two hundred twenty-two thousand, seven hundred seventeen".