11089216 has 28 divisors (see below), whose sum is σ = 22160992. Its totient is φ = 5505408.

The previous prime is 11089207. The next prime is 11089231. The reversal of 11089216 is 61298011.

It is a happy number.

It is a super-2 number, since 2×11089216² = 245941422989312, which contains 22 as substring.

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, 9901 + ... + 10963.

It is an arithmetic number, because the mean of its divisors is an integer number (791464).

Almost surely, 2^11089216 is an apocalyptic number.

11089216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11089216 is a deficient number, since it is larger than the sum of its proper divisors (11071776).

11089216 is a wasteful number, since it uses less digits than its factorization.

11089216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238 (or 1228 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 11089216 is about 3330.0474471094. The cubic root of 11089216 is about 222.9976472233.

The spelling of 11089216 in words is "eleven million, eighty-nine thousand, two hundred sixteen".