11217006 has 48 divisors (see below), whose sum is σ = 25204608. Its totient is φ = 3603600.

The previous prime is 11217001. The next prime is 11217007. The reversal of 11217006 is 60071211.

11217006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 11217006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85561 + ... + 85691.

It is an arithmetic number, because the mean of its divisors is an integer number (525096).

Almost surely, 2^11217006 is an apocalyptic number.

11217006 is an abundant number, since it is smaller than the sum of its proper divisors (13987602).

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

11217006 is a wasteful number, since it uses less digits than its factorization.

11217006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 11217006 is about 3349.1798996172. The cubic root of 11217006 is about 223.8509717699.

Adding to 11217006 its reverse (60071211), we get a palindrome (71288217).

The spelling of 11217006 in words is "eleven million, two hundred seventeen thousand, six".