229546589 has 2 divisors, whose sum is σ = 229546590. Its totient is φ = 229546588.

The previous prime is 229546561. The next prime is 229546627. The reversal of 229546589 is 985645922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209815225 + 19731364 = 14485^2 + 4442^2 .

It is a cyclic number.

It is not a de Polignac number, because 229546589 - 2¹² = 229542493 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229546519) 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, 114773294 + 114773295.

It is an arithmetic number, because the mean of its divisors is an integer number (114773295).

Almost surely, 2^229546589 is an apocalyptic number.

It is an amenable number.

229546589 is a deficient number, since it is larger than the sum of its proper divisors (1).

229546589 is an equidigital number, since it uses as much as digits as its factorization.

229546589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 50.

The square root of 229546589 is about 15150.7949956430. The cubic root of 229546589 is about 612.2896917284.

It can be divided in two parts, 2295 and 46589, that added together give a palindrome (48884).

The spelling of 229546589 in words is "two hundred twenty-nine million, five hundred forty-six thousand, five hundred eighty-nine".