226665463 has 2 divisors, whose sum is σ = 226665464. Its totient is φ = 226665462.

The previous prime is 226665419. The next prime is 226665487. The reversal of 226665463 is 364566622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226665463 - 2⁹ = 226664951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226665163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113332731 + 113332732.

It is an arithmetic number, because the mean of its divisors is an integer number (113332732).

Almost surely, 2^226665463 is an apocalyptic number.

226665463 is a deficient number, since it is larger than the sum of its proper divisors (1).

226665463 is an equidigital number, since it uses as much as digits as its factorization.

226665463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 40.

The square root of 226665463 is about 15055.4130796867. The cubic root of 226665463 is about 609.7172056550.

The spelling of 226665463 in words is "two hundred twenty-six million, six hundred sixty-five thousand, four hundred sixty-three".