226745903 has 2 divisors, whose sum is σ = 226745904. Its totient is φ = 226745902.

The previous prime is 226745863. The next prime is 226745921. The reversal of 226745903 is 309547622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226745903 - 2¹⁸ = 226483759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226745933) 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, 113372951 + 113372952.

It is an arithmetic number, because the mean of its divisors is an integer number (113372952).

Almost surely, 2^226745903 is an apocalyptic number.

226745903 is a deficient number, since it is larger than the sum of its proper divisors (1).

226745903 is an equidigital number, since it uses as much as digits as its factorization.

226745903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 226745903 is about 15058.0843071089. The cubic root of 226745903 is about 609.7893234664.

The spelling of 226745903 in words is "two hundred twenty-six million, seven hundred forty-five thousand, nine hundred three".