11005224 has 32 divisors (see below), whose sum is σ = 28710720. Its totient is φ = 3508736.

The previous prime is 11005223. The next prime is 11005231. The reversal of 11005224 is 42250011.

It is a super-2 number, since 2×11005224² = 242229910580352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11005223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9417 + ... + 10520.

It is an arithmetic number, because the mean of its divisors is an integer number (897210).

Almost surely, 2^11005224 is an apocalyptic number.

It is an amenable number.

11005224 is an abundant number, since it is smaller than the sum of its proper divisors (17705496).

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

11005224 is a wasteful number, since it uses less digits than its factorization.

11005224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19969 (or 19965 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 11005224 is about 3317.4122445063. The cubic root of 11005224 is about 222.4332097639.

Adding to 11005224 its reverse (42250011), we get a palindrome (53255235).

The spelling of 11005224 in words is "eleven million, five thousand, two hundred twenty-four".