226390271 has 2 divisors, whose sum is σ = 226390272. Its totient is φ = 226390270.

The previous prime is 226390267. The next prime is 226390289. The reversal of 226390271 is 172093622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226390271 - 2² = 226390267 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226390201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113195135 + 113195136.

It is an arithmetic number, because the mean of its divisors is an integer number (113195136).

Almost surely, 2^226390271 is an apocalyptic number.

226390271 is a deficient number, since it is larger than the sum of its proper divisors (1).

226390271 is an equidigital number, since it uses as much as digits as its factorization.

226390271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 226390271 is about 15046.2709998192. The cubic root of 226390271 is about 609.4703554518.

The spelling of 226390271 in words is "two hundred twenty-six million, three hundred ninety thousand, two hundred seventy-one".