229999589 has 2 divisors, whose sum is σ = 229999590. Its totient is φ = 229999588.

The previous prime is 229999537. The next prime is 229999607. The reversal of 229999589 is 985999922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135326689 + 94672900 = 11633^2 + 9730^2 .

It is a cyclic number.

It is not a de Polignac number, because 229999589 - 2¹⁶ = 229934053 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 (229999519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114999794 + 114999795.

It is an arithmetic number, because the mean of its divisors is an integer number (114999795).

Almost surely, 2^229999589 is an apocalyptic number.

It is an amenable number.

229999589 is a deficient number, since it is larger than the sum of its proper divisors (1).

229999589 is an equidigital number, since it uses as much as digits as its factorization.

229999589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9447840, while the sum is 62.

The square root of 229999589 is about 15165.7373378283. The cubic root of 229999589 is about 612.6922025710.

The spelling of 229999589 in words is "two hundred twenty-nine million, nine hundred ninety-nine thousand, five hundred eighty-nine".