11243224 has 8 divisors (see below), whose sum is σ = 21081060. Its totient is φ = 5621608.

The previous prime is 11243191. The next prime is 11243233. The reversal of 11243224 is 42234211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

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 as a sum of consecutive naturals, namely, 702694 + ... + 702709.

Almost surely, 2^11243224 is an apocalyptic number.

It is an amenable number.

11243224 is a deficient number, since it is larger than the sum of its proper divisors (9837836).

11243224 is a wasteful number, since it uses less digits than its factorization.

11243224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405409 (or 1405405 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 11243224 is about 3353.0917076632. The cubic root of 11243224 is about 224.0252416283.

Adding to 11243224 its reverse (42234211), we get a palindrome (53477435).

It can be divided in two parts, 1 and 1243224, that added together give a square (1243225 = 1115²).

The spelling of 11243224 in words is "eleven million, two hundred forty-three thousand, two hundred twenty-four".