223277228 has 12 divisors (see below), whose sum is σ = 391554240. Its totient is φ = 111404592.

The previous prime is 223277191. The next prime is 223277251. The reversal of 223277228 is 822772322.

It is a super-3 number, since 3×223277228³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56351 + ... + 60182.

It is an arithmetic number, because the mean of its divisors is an integer number (32629520).

Almost surely, 2^223277228 is an apocalyptic number.

It is an amenable number.

223277228 is a deficient number, since it is larger than the sum of its proper divisors (168277012).

223277228 is a wasteful number, since it uses less digits than its factorization.

223277228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117016 (or 117014 counting only the distinct ones).

The product of its digits is 37632, while the sum is 35.

The square root of 223277228 is about 14942.4639199832. The cubic root of 223277228 is about 606.6638877357.

The spelling of 223277228 in words is "two hundred twenty-three million, two hundred seventy-seven thousand, two hundred twenty-eight".