226648 has 16 divisors (see below), whose sum is σ = 435960. Its totient is φ = 110400.

The previous prime is 226643. The next prime is 226649. The reversal of 226648 is 846622.

It is a congruent number.

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

226648 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18 + ... + 673.

2²²⁶⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

226648 is a deficient number, since it is larger than the sum of its proper divisors (209312).

226648 is a wasteful number, since it uses less digits than its factorization.

226648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 734 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 226648 is about 476.0756242447. The cubic root of 226648 is about 60.9701547094.

It can be divided in two parts, 22 and 6648, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 226648 in words is "two hundred twenty-six thousand, six hundred forty-eight".