11225552 has 40 divisors (see below), whose sum is σ = 24243240. Its totient is φ = 4999680.

The previous prime is 11225551. The next prime is 11225567. The reversal of 11225552 is 25552211.

It can be written as a sum of positive squares in 4 ways, for example, as 309136 + 10916416 = 556^2 + 3304^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5102 + ... + 6962.

It is an arithmetic number, because the mean of its divisors is an integer number (606081).

Almost surely, 2^11225552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11225552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12121620).

11225552 is an abundant number, since it is smaller than the sum of its proper divisors (13017688).

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

11225552 is a wasteful number, since it uses less digits than its factorization.

11225552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911 (or 1905 counting only the distinct ones).

The product of its digits is 1000, while the sum is 23.

The square root of 11225552 is about 3350.4554914220. The cubic root of 11225552 is about 223.9078064481.

Adding to 11225552 its reverse (25552211), we get a palindrome (36777763).

The spelling of 11225552 in words is "eleven million, two hundred twenty-five thousand, five hundred fifty-two".