226603009 has 4 divisors (see below), whose sum is σ = 227054016. Its totient is φ = 226152004.

The previous prime is 226603007. The next prime is 226603021. The reversal of 226603009 is 900306622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226603009 - 2¹ = 226603007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226603001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224749 + ... + 225754.

It is an arithmetic number, because the mean of its divisors is an integer number (56763504).

Almost surely, 2^226603009 is an apocalyptic number.

It is an amenable number.

226603009 is a deficient number, since it is larger than the sum of its proper divisors (451007).

226603009 is an equidigital number, since it uses as much as digits as its factorization.

226603009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451006.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 226603009 is about 15053.3387990837. The cubic root of 226603009 is about 609.6612012748.

The spelling of 226603009 in words is "two hundred twenty-six million, six hundred three thousand, nine".