226412217 has 6 divisors (see below), whose sum is σ = 327039882. Its totient is φ = 150941472.

The previous prime is 226412203. The next prime is 226412233. The reversal of 226412217 is 712214622.

226412217 is a `hidden beast` number, since 2 + 2 + 641 + 2 + 2 + 17 = 666.

It can be written as a sum of positive squares in only one way, i.e., 174874176 + 51538041 = 13224^2 + 7179^2 .

It is not a de Polignac number, because 226412217 - 2⁷ = 226412089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226412257) 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, 12578448 + ... + 12578465.

It is an arithmetic number, because the mean of its divisors is an integer number (54506647).

Almost surely, 2^226412217 is an apocalyptic number.

It is an amenable number.

226412217 is a deficient number, since it is larger than the sum of its proper divisors (100627665).

226412217 is a wasteful number, since it uses less digits than its factorization.

226412217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25156919 (or 25156916 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 226412217 is about 15047.0002658337. Note that the first 3 decimals coincide. The cubic root of 226412217 is about 609.4900485894.

Adding to 226412217 its reverse (712214622), we get a palindrome (938626839).

The spelling of 226412217 in words is "two hundred twenty-six million, four hundred twelve thousand, two hundred seventeen".