226656047 has 2 divisors, whose sum is σ = 226656048. Its totient is φ = 226656046.

The previous prime is 226656013. The next prime is 226656119. The reversal of 226656047 is 740656622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226656047 - 2⁸ = 226655791 is a prime.

It is a Chen prime.

It is equal to p_12468872 and since 226656047 and 12468872 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226656047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223656047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113328023 + 113328024.

It is an arithmetic number, because the mean of its divisors is an integer number (113328024).

Almost surely, 2^226656047 is an apocalyptic number.

226656047 is a deficient number, since it is larger than the sum of its proper divisors (1).

226656047 is an equidigital number, since it uses as much as digits as its factorization.

226656047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 226656047 is about 15055.1003649926. The cubic root of 226656047 is about 609.7087627032.

The spelling of 226656047 in words is "two hundred twenty-six million, six hundred fifty-six thousand, forty-seven".