228224226 has 16 divisors (see below), whose sum is σ = 456621984. Its totient is φ = 76045824.

The previous prime is 228224209. The next prime is 228224231. The reversal of 228224226 is 622422822.

It is a junction number, because it is equal to n+sod(n) for n = 228224193 and 228224202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15241 + ... + 26243.

It is an arithmetic number, because the mean of its divisors is an integer number (28538874).

Almost surely, 2^228224226 is an apocalyptic number.

228224226 is an abundant number, since it is smaller than the sum of its proper divisors (228397758).

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

228224226 is a wasteful number, since it uses less digits than its factorization.

228224226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14465.

The product of its digits is 12288, while the sum is 30.

The square root of 228224226 is about 15107.0919107550. The cubic root of 228224226 is about 611.1116752416. Note that the first 3 decimals are identical.

The spelling of 228224226 in words is "two hundred twenty-eight million, two hundred twenty-four thousand, two hundred twenty-six".