227198228 has 12 divisors (see below), whose sum is σ = 399334740. Its totient is φ = 113102592.

The previous prime is 227198189. The next prime is 227198291. The reversal of 227198228 is 822891722.

It can be written as a sum of positive squares in 2 ways, for example, as 218507524 + 8690704 = 14782^2 + 2948^2 .

It is a congruent number.

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, 123101 + ... + 124932.

It is an arithmetic number, because the mean of its divisors is an integer number (33277895).

Almost surely, 2^227198228 is an apocalyptic number.

It is an amenable number.

227198228 is a deficient number, since it is larger than the sum of its proper divisors (172136512).

227198228 is a wasteful number, since it uses less digits than its factorization.

227198228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248266 (or 248264 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The square root of 227198228 is about 15073.0961650220. The cubic root of 227198228 is about 610.1945343893.

The spelling of 227198228 in words is "two hundred twenty-seven million, one hundred ninety-eight thousand, two hundred twenty-eight".