229677589 has 2 divisors, whose sum is σ = 229677590. Its totient is φ = 229677588.

The previous prime is 229677571. The next prime is 229677647. The reversal of 229677589 is 985776922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222159025 + 7518564 = 14905^2 + 2742^2 .

It is a cyclic number.

It is not a de Polignac number, because 229677589 - 2⁵ = 229677557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229674589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114838794 + 114838795.

It is an arithmetic number, because the mean of its divisors is an integer number (114838795).

Almost surely, 2^229677589 is an apocalyptic number.

It is an amenable number.

229677589 is a deficient number, since it is larger than the sum of its proper divisors (1).

229677589 is an equidigital number, since it uses as much as digits as its factorization.

229677589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3810240, while the sum is 55.

The square root of 229677589 is about 15155.1175844993. The cubic root of 229677589 is about 612.4061454971.

The spelling of 229677589 in words is "two hundred twenty-nine million, six hundred seventy-seven thousand, five hundred eighty-nine".