226473889 has 2 divisors, whose sum is σ = 226473890. Its totient is φ = 226473888.

The previous prime is 226473859. The next prime is 226473937. The reversal of 226473889 is 988374622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179345664 + 47128225 = 13392^2 + 6865^2 .

It is a cyclic number.

It is not a de Polignac number, because 226473889 - 2¹³ = 226465697 is a prime.

It is not a weakly prime, because it can be changed into another prime (226473829) 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, 113236944 + 113236945.

It is an arithmetic number, because the mean of its divisors is an integer number (113236945).

Almost surely, 2^226473889 is an apocalyptic number.

It is an amenable number.

226473889 is a deficient number, since it is larger than the sum of its proper divisors (1).

226473889 is an equidigital number, since it uses as much as digits as its factorization.

226473889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The square root of 226473889 is about 15049.0494384197. The cubic root of 226473889 is about 609.5453828500.

The spelling of 226473889 in words is "two hundred twenty-six million, four hundred seventy-three thousand, eight hundred eighty-nine".