226647 has 6 divisors (see below), whose sum is σ = 327392. Its totient is φ = 151092.

The previous prime is 226643. The next prime is 226649. The reversal of 226647 is 746622.

It is not a de Polignac number, because 226647 - 2² = 226643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12583 + ... + 12600.

2²²⁶⁶⁴⁷ is an apocalyptic number.

226647 is a deficient number, since it is larger than the sum of its proper divisors (100745).

226647 is a wasteful number, since it uses less digits than its factorization.

226647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25189 (or 25186 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 226647 is about 476.0745739903. The cubic root of 226647 is about 60.9700650399.

The spelling of 226647 in words is "two hundred twenty-six thousand, six hundred forty-seven".