229562089 has 2 divisors, whose sum is σ = 229562090. Its totient is φ = 229562088.

The previous prime is 229562087. The next prime is 229562117. The reversal of 229562089 is 980265922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140825689 + 88736400 = 11867^2 + 9420^2 .

It is a cyclic number.

It is not a de Polignac number, because 229562089 - 2¹ = 229562087 is a prime.

Together with 229562087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (229562083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114781044 + 114781045.

It is an arithmetic number, because the mean of its divisors is an integer number (114781045).

Almost surely, 2^229562089 is an apocalyptic number.

It is an amenable number.

229562089 is a deficient number, since it is larger than the sum of its proper divisors (1).

229562089 is an equidigital number, since it uses as much as digits as its factorization.

229562089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 229562089 is about 15151.3065113211. The cubic root of 229562089 is about 612.3034729201.

The spelling of 229562089 in words is "two hundred twenty-nine million, five hundred sixty-two thousand, eighty-nine".