227646 has 12 divisors (see below), whose sum is σ = 493272. Its totient is φ = 75876.

The previous prime is 227629. The next prime is 227651. The reversal of 227646 is 646722.

227646 is nontrivially palindromic in base 8.

It is a congruent number.

It is an unprimeable number.

227646 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 5 ways as a sum of consecutive naturals, for example, 6306 + ... + 6341.

It is an arithmetic number, because the mean of its divisors is an integer number (41106).

2²²⁷⁶⁴⁶ is an apocalyptic number.

227646 is an abundant number, since it is smaller than the sum of its proper divisors (265626).

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

227646 is a wasteful number, since it uses less digits than its factorization.

227646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12655 (or 12652 counting only the distinct ones).

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

The square root of 227646 is about 477.1226257473. The cubic root of 227646 is about 61.0595137172.

The spelling of 227646 in words is "two hundred twenty-seven thousand, six hundred forty-six".