It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4226647 is a prime.
It is a d-powerful number, because it can be written as 43 + 221 + 221 + 65 + 65 + 47 + 73 .
It is a congruent number.
Almost surely, 24226647 is an apocalyptic number.
4226647 is an equidigital number, since it uses as much as digits as its factorization.
4226647 is an evil number, because the sum of its binary digits is even.
The square root of 4226647 is about 2055.8810763271. The cubic root of 4226647 is about 161.6833600693.
The spelling of 4226647 in words is "four million, two hundred twenty-six thousand, six hundred forty-seven".