226478566 has 8 divisors (see below), whose sum is σ = 339971544. Its totient is φ = 113154720.

The previous prime is 226478561. The next prime is 226478579. The reversal of 226478566 is 665874622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226478561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38880 + ... + 44323.

It is an arithmetic number, because the mean of its divisors is an integer number (42496443).

Almost surely, 2^226478566 is an apocalyptic number.

226478566 is a deficient number, since it is larger than the sum of its proper divisors (113492978).

226478566 is a wasteful number, since it uses less digits than its factorization.

226478566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84566.

The product of its digits is 967680, while the sum is 46.

The square root of 226478566 is about 15049.2048294918. The cubic root of 226478566 is about 609.5495788071.

It can be divided in two parts, 22647 and 8566, that added together give a palindrome (31213).

The spelling of 226478566 in words is "two hundred twenty-six million, four hundred seventy-eight thousand, five hundred sixty-six".