11452224 has 56 divisors (see below), whose sum is σ = 34633408. Its totient is φ = 3271680.

The previous prime is 11452223. The next prime is 11452247. The reversal of 11452224 is 42225411.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11452224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452223) 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, 2917 + ... + 5604.

Almost surely, 2^11452224 is an apocalyptic number.

11452224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11452224 is an abundant number, since it is smaller than the sum of its proper divisors (23181184).

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

11452224 is an equidigital number, since it uses as much as digits as its factorization.

11452224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8543 (or 8533 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 11452224 is about 3384.1134732748. The cubic root of 11452224 is about 225.4048611862.

Adding to 11452224 its reverse (42225411), we get a palindrome (53677635).

The spelling of 11452224 in words is "eleven million, four hundred fifty-two thousand, two hundred twenty-four".