226659109 has 2 divisors, whose sum is σ = 226659110. Its totient is φ = 226659108.

The previous prime is 226659107. The next prime is 226659119. The reversal of 226659109 is 901956622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226653025 + 6084 = 15055^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 226659109 - 2¹ = 226659107 is a prime.

It is a super-3 number, since 3×226659109³ (a number of 26 digits) contains 333 as substring.

Together with 226659107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226659101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113329554 + 113329555.

It is an arithmetic number, because the mean of its divisors is an integer number (113329555).

Almost surely, 2^226659109 is an apocalyptic number.

It is an amenable number.

226659109 is a deficient number, since it is larger than the sum of its proper divisors (1).

226659109 is an equidigital number, since it uses as much as digits as its factorization.

226659109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 226659109 is about 15055.2020577606. The cubic root of 226659109 is about 609.7115083022.

The spelling of 226659109 in words is "two hundred twenty-six million, six hundred fifty-nine thousand, one hundred nine".