226547432217 has 12 divisors (see below), whose sum is σ = 327244160724. Its totient is φ = 151027476480.

The previous prime is 226547432203. The next prime is 226547432219. The reversal of 226547432217 is 712234745622.

It can be written as a sum of positive squares in 2 ways, for example, as 59024216601 + 167523215616 = 242949^2 + 409296^2 .

It is not a de Polignac number, because 226547432217 - 2¹⁶ = 226547366681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226547432219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21217 + ... + 673457.

It is an arithmetic number, because the mean of its divisors is an integer number (27270346727).

Almost surely, 2^226547432217 is an apocalyptic number.

It is an amenable number.

226547432217 is a deficient number, since it is larger than the sum of its proper divisors (100696728507).

226547432217 is a wasteful number, since it uses less digits than its factorization.

226547432217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690840 (or 690837 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The spelling of 226547432217 in words is "two hundred twenty-six billion, five hundred forty-seven million, four hundred thirty-two thousand, two hundred seventeen".