11660224 has 56 divisors (see below), whose sum is σ = 25034240. Its totient is φ = 5370624.

The previous prime is 11660221. The next prime is 11660227. The reversal of 11660224 is 42206611.

11660224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11660221) and next prime (11660227).

It is a junction number, because it is equal to n+sod(n) for n = 11660195 and 11660204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11660221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52177 + ... + 52399.

It is an arithmetic number, because the mean of its divisors is an integer number (447040).

Almost surely, 2^11660224 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 11660224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12517120).

11660224 is an abundant number, since it is smaller than the sum of its proper divisors (13374016).

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

11660224 is a wasteful number, since it uses less digits than its factorization.

11660224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 11660224 is about 3414.7070152504. The cubic root of 11660224 is about 226.7613137992.

Adding to 11660224 its reverse (42206611), we get a palindrome (53866835).

The spelling of 11660224 in words is "eleven million, six hundred sixty thousand, two hundred twenty-four".