226469993 has 2 divisors, whose sum is σ = 226469994. Its totient is φ = 226469992.

The previous prime is 226469981. The next prime is 226470031. The reversal of 226469993 is 399964622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215267584 + 11202409 = 14672^2 + 3347^2 .

It is a cyclic number.

It is not a de Polignac number, because 226469993 - 2¹⁰ = 226468969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226469953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113234996 + 113234997.

It is an arithmetic number, because the mean of its divisors is an integer number (113234997).

Almost surely, 2^226469993 is an apocalyptic number.

It is an amenable number.

226469993 is a deficient number, since it is larger than the sum of its proper divisors (1).

226469993 is an equidigital number, since it uses as much as digits as its factorization.

226469993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 50.

The square root of 226469993 is about 15048.9199944714. The cubic root of 226469993 is about 609.5418875208.

The spelling of 226469993 in words is "two hundred twenty-six million, four hundred sixty-nine thousand, nine hundred ninety-three".