226290413 has 2 divisors, whose sum is σ = 226290414. Its totient is φ = 226290412.

The previous prime is 226290403. The next prime is 226290457. The reversal of 226290413 is 314092622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216031204 + 10259209 = 14698^2 + 3203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226290413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226290403) 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, 113145206 + 113145207.

It is an arithmetic number, because the mean of its divisors is an integer number (113145207).

Almost surely, 2^226290413 is an apocalyptic number.

It is an amenable number.

226290413 is a deficient number, since it is larger than the sum of its proper divisors (1).

226290413 is an equidigital number, since it uses as much as digits as its factorization.

226290413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 226290413 is about 15042.9522700832. The cubic root of 226290413 is about 609.3807322818.

The spelling of 226290413 in words is "two hundred twenty-six million, two hundred ninety thousand, four hundred thirteen".