11087228 has 12 divisors (see below), whose sum is σ = 19427352. Its totient is φ = 5536560.

The previous prime is 11087207. The next prime is 11087267. The reversal of 11087228 is 82278011.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 11087228.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3551 + ... + 5897.

It is an arithmetic number, because the mean of its divisors is an integer number (1618946).

Almost surely, 2^11087228 is an apocalyptic number.

It is an amenable number.

11087228 is a deficient number, since it is larger than the sum of its proper divisors (8340124).

11087228 is a wasteful number, since it uses less digits than its factorization.

11087228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532 (or 3530 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 11087228 is about 3329.7489394848. The cubic root of 11087228 is about 222.9843205878.

The spelling of 11087228 in words is "eleven million, eighty-seven thousand, two hundred twenty-eight".