226666601 has 6 divisors (see below), whose sum is σ = 263673450. Its totient is φ = 194285616.

The previous prime is 226666579. The next prime is 226666669. The reversal of 226666601 is 106666622.

It can be written as a sum of positive squares in only one way, i.e., 221265625 + 5400976 = 14875^2 + 2324^2 .

It is not a de Polignac number, because 226666601 - 2¹⁴ = 226650217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226666501) 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, 2312876 + ... + 2312973.

It is an arithmetic number, because the mean of its divisors is an integer number (43945575).

Almost surely, 2^226666601 is an apocalyptic number.

It is an amenable number.

226666601 is a deficient number, since it is larger than the sum of its proper divisors (37006849).

226666601 is an equidigital number, since it uses as much as digits as its factorization.

226666601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625863 (or 4625856 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 226666601 is about 15055.4508733548. The cubic root of 226666601 is about 609.7182260384.

The spelling of 226666601 in words is "two hundred twenty-six million, six hundred sixty-six thousand, six hundred one".