11182228 has 6 divisors (see below), whose sum is σ = 19568906. Its totient is φ = 5591112.

The previous prime is 11182219. The next prime is 11182229. The reversal of 11182228 is 82228111.

It can be written as a sum of positive squares in only one way, i.e., 7387524 + 3794704 = 2718^2 + 1948^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11182229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1397775 + ... + 1397782.

Almost surely, 2^11182228 is an apocalyptic number.

It is an amenable number.

11182228 is a deficient number, since it is larger than the sum of its proper divisors (8386678).

11182228 is a wasteful number, since it uses less digits than its factorization.

11182228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795561 (or 2795559 counting only the distinct ones).

The product of its digits is 512, while the sum is 25.

The square root of 11182228 is about 3343.9838516357. The cubic root of 11182228 is about 223.6193844581.

The spelling of 11182228 in words is "eleven million, one hundred eighty-two thousand, two hundred twenty-eight".