224252489 has 2 divisors, whose sum is σ = 224252490. Its totient is φ = 224252488.

The previous prime is 224252477. The next prime is 224252519. The reversal of 224252489 is 984252422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222606400 + 1646089 = 14920^2 + 1283^2 .

It is a cyclic number.

It is not a de Polignac number, because 224252489 - 2²⁰ = 223203913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (224252429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112126244 + 112126245.

It is an arithmetic number, because the mean of its divisors is an integer number (112126245).

Almost surely, 2^224252489 is an apocalyptic number.

It is an amenable number.

224252489 is a deficient number, since it is larger than the sum of its proper divisors (1).

224252489 is an equidigital number, since it uses as much as digits as its factorization.

224252489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 38.

The square root of 224252489 is about 14975.0622369324. The cubic root of 224252489 is about 607.5458947980.

The spelling of 224252489 in words is "two hundred twenty-four million, two hundred fifty-two thousand, four hundred eighty-nine".