229567489 has 2 divisors, whose sum is σ = 229567490. Its totient is φ = 229567488.

The previous prime is 229567483. The next prime is 229567529. The reversal of 229567489 is 984765922.

229567489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206209600 + 23357889 = 14360^2 + 4833^2 .

It is a cyclic number.

It is not a de Polignac number, because 229567489 - 2¹⁹ = 229043201 is a prime.

It is not a weakly prime, because it can be changed into another prime (229567483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114783744 + 114783745.

It is an arithmetic number, because the mean of its divisors is an integer number (114783745).

Almost surely, 2^229567489 is an apocalyptic number.

It is an amenable number.

229567489 is a deficient number, since it is larger than the sum of its proper divisors (1).

229567489 is an equidigital number, since it uses as much as digits as its factorization.

229567489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 52.

The square root of 229567489 is about 15151.4847127270. The cubic root of 229567489 is about 612.3082739637.

The spelling of 229567489 in words is "two hundred twenty-nine million, five hundred sixty-seven thousand, four hundred eighty-nine".