226661443 has 8 divisors (see below), whose sum is σ = 232363728. Its totient is φ = 221012064.

The previous prime is 226661411. The next prime is 226661447. The reversal of 226661443 is 344166622.

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

It is a cyclic number.

It is not a de Polignac number, because 226661443 - 2⁵ = 226661411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226661399 and 226661408.

It is not an unprimeable number, because it can be changed into a prime (226661447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4480 + ... + 21757.

It is an arithmetic number, because the mean of its divisors is an integer number (29045466).

Almost surely, 2^226661443 is an apocalyptic number.

226661443 is a deficient number, since it is larger than the sum of its proper divisors (5702285).

226661443 is a wasteful number, since it uses less digits than its factorization.

226661443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26453.

The product of its digits is 41472, while the sum is 34.

The square root of 226661443 is about 15055.2795722962. The cubic root of 226661443 is about 609.7136011099.

The spelling of 226661443 in words is "two hundred twenty-six million, six hundred sixty-one thousand, four hundred forty-three".