226492489 has 2 divisors, whose sum is σ = 226492490. Its totient is φ = 226492488.

The previous prime is 226492471. The next prime is 226492531. The reversal of 226492489 is 984294622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204261264 + 22231225 = 14292^2 + 4715^2 .

It is a cyclic number.

It is not a de Polignac number, because 226492489 - 2⁵ = 226492457 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (226490489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113246244 + 113246245.

It is an arithmetic number, because the mean of its divisors is an integer number (113246245).

Almost surely, 2^226492489 is an apocalyptic number.

It is an amenable number.

226492489 is a deficient number, since it is larger than the sum of its proper divisors (1).

226492489 is an equidigital number, since it uses as much as digits as its factorization.

226492489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 46.

The square root of 226492489 is about 15049.6674049628. The cubic root of 226492489 is about 609.5620694444.

It can be divided in two parts, 226492 and 489, that added together give a cube (226981 = 61³).

The spelling of 226492489 in words is "two hundred twenty-six million, four hundred ninety-two thousand, four hundred eighty-nine".