1117228 has 12 divisors (see below), whose sum is σ = 2234512. Its totient is φ = 478800.

The previous prime is 1117199. The next prime is 1117243. The reversal of 1117228 is 8227111.

1117228 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1117199 and 1117208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19923 + ... + 19978.

2^1117228 is an apocalyptic number.

It is an amenable number.

1117228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1117228 is a wasteful number, since it uses less digits than its factorization.

1117228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39912 (or 39910 counting only the distinct ones).

The product of its digits is 224, while the sum is 22.

The square root of 1117228 is about 1056.9900661785. The cubic root of 1117228 is about 103.7641351042.

The spelling of 1117228 in words is "one million, one hundred seventeen thousand, two hundred twenty-eight".