226666841 has 2 divisors, whose sum is σ = 226666842. Its totient is φ = 226666840.

The previous prime is 226666807. The next prime is 226666873. The reversal of 226666841 is 148666622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203347600 + 23319241 = 14260^2 + 4829^2 .

It is a cyclic number.

It is not a de Polignac number, because 226666841 - 2²⁶ = 159557977 is a prime.

It is not a weakly prime, because it can be changed into another prime (226666801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113333420 + 113333421.

It is an arithmetic number, because the mean of its divisors is an integer number (113333421).

Almost surely, 2^226666841 is an apocalyptic number.

It is an amenable number.

226666841 is a deficient number, since it is larger than the sum of its proper divisors (1).

226666841 is an equidigital number, since it uses as much as digits as its factorization.

226666841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 41.

The square root of 226666841 is about 15055.4588438878. The cubic root of 226666841 is about 609.7184412330.

The spelling of 226666841 in words is "two hundred twenty-six million, six hundred sixty-six thousand, eight hundred forty-one".