226664226 has 12 divisors (see below), whose sum is σ = 491105862. Its totient is φ = 75554736.

The previous prime is 226664209. The next prime is 226664293. The reversal of 226664226 is 622466622.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 196028001 + 30636225 = 14001^2 + 5535^2 .

It is a Curzon number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 6296211 + ... + 6296246.

Almost surely, 2^226664226 is an apocalyptic number.

226664226 is an abundant number, since it is smaller than the sum of its proper divisors (264441636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226664226 is a wasteful number, since it uses less digits than its factorization.

226664226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12592465 (or 12592462 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 226664226 is about 15055.3719980610. The cubic root of 226664226 is about 609.7160964998.

The spelling of 226664226 in words is "two hundred twenty-six million, six hundred sixty-four thousand, two hundred twenty-six".