226441931 has 2 divisors, whose sum is σ = 226441932. Its totient is φ = 226441930.

The previous prime is 226441879. The next prime is 226441937. The reversal of 226441931 is 139144622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226441931 is a prime.

It is a super-2 number, since 2×226441931² = 102551896230017522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226441937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113220965 + 113220966.

It is an arithmetic number, because the mean of its divisors is an integer number (113220966).

Almost surely, 2^226441931 is an apocalyptic number.

226441931 is a deficient number, since it is larger than the sum of its proper divisors (1).

226441931 is an equidigital number, since it uses as much as digits as its factorization.

226441931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 226441931 is about 15047.9876063213. The cubic root of 226441931 is about 609.5167102765.

The spelling of 226441931 in words is "two hundred twenty-six million, four hundred forty-one thousand, nine hundred thirty-one".