224440009 has 2 divisors, whose sum is σ = 224440010. Its totient is φ = 224440008.

The previous prime is 224439997. The next prime is 224440123. The reversal of 224440009 is 900044422.

224440009 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., 131606784 + 92833225 = 11472^2 + 9635^2 .

It is a cyclic number.

It is not a de Polignac number, because 224440009 - 2¹³ = 224431817 is a prime.

It is not a weakly prime, because it can be changed into another prime (224440609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112220004 + 112220005.

It is an arithmetic number, because the mean of its divisors is an integer number (112220005).

Almost surely, 2^224440009 is an apocalyptic number.

It is an amenable number.

224440009 is a deficient number, since it is larger than the sum of its proper divisors (1).

224440009 is an equidigital number, since it uses as much as digits as its factorization.

224440009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 224440009 is about 14981.3220044160. The cubic root of 224440009 is about 607.7151909727.

The spelling of 224440009 in words is "two hundred twenty-four million, four hundred forty thousand, nine".