226556039 has 2 divisors, whose sum is σ = 226556040. Its totient is φ = 226556038.

The previous prime is 226555993. The next prime is 226556063. The reversal of 226556039 is 930655622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226556039 - 2¹² = 226551943 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 226555993 and 226556011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226556089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113278019 + 113278020.

It is an arithmetic number, because the mean of its divisors is an integer number (113278020).

Almost surely, 2^226556039 is an apocalyptic number.

226556039 is a deficient number, since it is larger than the sum of its proper divisors (1).

226556039 is an equidigital number, since it uses as much as digits as its factorization.

226556039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 226556039 is about 15051.7785992221. The cubic root of 226556039 is about 609.6190750832.

The spelling of 226556039 in words is "two hundred twenty-six million, five hundred fifty-six thousand, thirty-nine".