11217252 has 12 divisors (see below), whose sum is σ = 26173616. Its totient is φ = 3739080.

The previous prime is 11217251. The next prime is 11217301. The reversal of 11217252 is 25271211.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (11217251) 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 3 ways as a sum of consecutive naturals, for example, 467374 + ... + 467397.

Almost surely, 2^11217252 is an apocalyptic number.

11217252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11217252 is an abundant number, since it is smaller than the sum of its proper divisors (14956364).

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

11217252 is a wasteful number, since it uses less digits than its factorization.

11217252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934778 (or 934776 counting only the distinct ones).

The product of its digits is 280, while the sum is 21.

The square root of 11217252 is about 3349.2166248244. The cubic root of 11217252 is about 223.8526081821.

Adding to 11217252 its reverse (25271211), we get a palindrome (36488463).

The spelling of 11217252 in words is "eleven million, two hundred seventeen thousand, two hundred fifty-two".