227216 has 20 divisors (see below), whose sum is σ = 480624. Its totient is φ = 103200.

The previous prime is 227207. The next prime is 227219. The reversal of 227216 is 612722.

227216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×227216² = 103254221312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (227219) by changing a digit.

227216 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, 470 + ... + 821.

2²²⁷²¹⁶ is an apocalyptic number.

It is an amenable number.

227216 is an abundant number, since it is smaller than the sum of its proper divisors (253408).

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

227216 is a wasteful number, since it uses less digits than its factorization.

227216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310 (or 1304 counting only the distinct ones).

The product of its digits is 336, while the sum is 20.

The square root of 227216 is about 476.6717948442. The cubic root of 227216 is about 61.0210444276.

Adding to 227216 its reverse (612722), we get a palindrome (839938).

The spelling of 227216 in words is "two hundred twenty-seven thousand, two hundred sixteen".