224356609 has 2 divisors, whose sum is σ = 224356610. Its totient is φ = 224356608.

The previous prime is 224356591. The next prime is 224356679. The reversal of 224356609 is 906653422.

224356609 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., 126900225 + 97456384 = 11265^2 + 9872^2 .

It is a cyclic number.

It is not a de Polignac number, because 224356609 - 2⁷ = 224356481 is a prime.

It is not a weakly prime, because it can be changed into another prime (224356679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112178304 + 112178305.

It is an arithmetic number, because the mean of its divisors is an integer number (112178305).

Almost surely, 2^224356609 is an apocalyptic number.

It is an amenable number.

224356609 is a deficient number, since it is larger than the sum of its proper divisors (1).

224356609 is an equidigital number, since it uses as much as digits as its factorization.

224356609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 224356609 is about 14978.5382798189. The cubic root of 224356609 is about 607.6399077136.

The spelling of 224356609 in words is "two hundred twenty-four million, three hundred fifty-six thousand, six hundred nine".