11217268 has 12 divisors (see below), whose sum is σ = 19780992. Its totient is φ = 5565560.

The previous prime is 11217251. The next prime is 11217301. The reversal of 11217268 is 86271211.

11217268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10180 + ... + 11227.

It is an arithmetic number, because the mean of its divisors is an integer number (1648416).

Almost surely, 2^11217268 is an apocalyptic number.

It is an amenable number.

11217268 is a deficient number, since it is larger than the sum of its proper divisors (8563724).

11217268 is a wasteful number, since it uses less digits than its factorization.

11217268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21542 (or 21540 counting only the distinct ones).

The product of its digits is 1344, while the sum is 28.

The square root of 11217268 is about 3349.2190134418. The cubic root of 11217268 is about 223.8527146146.

Adding to 11217268 its reverse (86271211), we get a palindrome (97488479).

The spelling of 11217268 in words is "eleven million, two hundred seventeen thousand, two hundred sixty-eight".