226665459 has 40 divisors (see below), whose sum is σ = 367994880. Its totient is φ = 138510000.

The previous prime is 226665419. The next prime is 226665463. The reversal of 226665459 is 954566622.

It is a happy number.

It is not a de Polignac number, because 226665459 - 2⁹ = 226664947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226665419) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45334 + ... + 50084.

It is an arithmetic number, because the mean of its divisors is an integer number (9199872).

Almost surely, 2^226665459 is an apocalyptic number.

226665459 is a deficient number, since it is larger than the sum of its proper divisors (141329421).

226665459 is a wasteful number, since it uses less digits than its factorization.

226665459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4813 (or 4804 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 226665459 is about 15055.4129468441. The cubic root of 226665459 is about 609.7172020684.

The spelling of 226665459 in words is "two hundred twenty-six million, six hundred sixty-five thousand, four hundred fifty-nine".