226626863 has 2 divisors, whose sum is σ = 226626864. Its totient is φ = 226626862.

The previous prime is 226626859. The next prime is 226626877. The reversal of 226626863 is 368626622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226626863 - 2² = 226626859 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226626863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226626893) 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, 113313431 + 113313432.

It is an arithmetic number, because the mean of its divisors is an integer number (113313432).

Almost surely, 2^226626863 is an apocalyptic number.

226626863 is a deficient number, since it is larger than the sum of its proper divisors (1).

226626863 is an equidigital number, since it uses as much as digits as its factorization.

226626863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 41.

The square root of 226626863 is about 15054.1310941549. The cubic root of 226626863 is about 609.6825930885.

The spelling of 226626863 in words is "two hundred twenty-six million, six hundred twenty-six thousand, eight hundred sixty-three".