227628 has 18 divisors (see below), whose sum is σ = 575484. Its totient is φ = 75864.

The previous prime is 227627. The next prime is 227629. The reversal of 227628 is 826722.

It is an interprime number because it is at equal distance from previous prime (227627) and next prime (227629).

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (227627) 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, 3126 + ... + 3197.

2²²⁷⁶²⁸ is an apocalyptic number.

It is an amenable number.

227628 is an abundant number, since it is smaller than the sum of its proper divisors (347856).

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

227628 is a wasteful number, since it uses less digits than its factorization.

227628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333 (or 6328 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 227628 is about 477.1037622991. The cubic root of 227628 is about 61.0579043467.

It can be divided in two parts, 2276 and 28, that added together give a square (2304 = 48²).

The spelling of 227628 in words is "two hundred twenty-seven thousand, six hundred twenty-eight".