229404589 has 2 divisors, whose sum is σ = 229404590. Its totient is φ = 229404588.

The previous prime is 229404569. The next prime is 229404601. The reversal of 229404589 is 985404922.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229007689 + 396900 = 15133^2 + 630^2 .

It is a cyclic number.

It is not a de Polignac number, because 229404589 - 2¹³ = 229396397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229404569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114702294 + 114702295.

It is an arithmetic number, because the mean of its divisors is an integer number (114702295).

Almost surely, 2^229404589 is an apocalyptic number.

It is an amenable number.

229404589 is a deficient number, since it is larger than the sum of its proper divisors (1).

229404589 is an equidigital number, since it uses as much as digits as its factorization.

229404589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 229404589 is about 15146.1080479442. The cubic root of 229404589 is about 612.1634093454.

The spelling of 229404589 in words is "two hundred twenty-nine million, four hundred four thousand, five hundred eighty-nine".