11195216 has 20 divisors (see below), whose sum is σ = 22391424. Its totient is φ = 5416800.

The previous prime is 11195213. The next prime is 11195251. The reversal of 11195216 is 61259111.

11195216 is an admirable number.

It is a super-2 number, since 2×11195216² = 250665722573312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11195213) 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, 10790 + ... + 11781.

Almost surely, 2^11195216 is an apocalyptic number.

11195216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11195216 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11195216 is a wasteful number, since it uses less digits than its factorization.

11195216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22610 (or 22604 counting only the distinct ones).

The product of its digits is 540, while the sum is 26.

The square root of 11195216 is about 3345.9252830869. The cubic root of 11195216 is about 223.7059278801.

It can be divided in two parts, 11195 and 216, that added together give a palindrome (11411).

The spelling of 11195216 in words is "eleven million, one hundred ninety-five thousand, two hundred sixteen".