11216448 has 56 divisors (see below), whose sum is σ = 32979360. Its totient is φ = 3738240.

The previous prime is 11216423. The next prime is 11216449. The reversal of 11216448 is 84461211.

It is a happy number.

11216448 is a `hidden beast` number, since 1 + 1 + 216 + 448 = 666.

It is a super-3 number, since 3×11216448³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11216449) 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, 1518 + ... + 4973.

Almost surely, 2^11216448 is an apocalyptic number.

11216448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11216448 is an abundant number, since it is smaller than the sum of its proper divisors (21762912).

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

11216448 is an equidigital number, since it uses as much as digits as its factorization.

11216448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6512 (or 6496 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 11216448 is about 3349.0965946058. The cubic root of 11216448 is about 223.8472598194.

Adding to 11216448 its reverse (84461211), we get a palindrome (95677659).

It can be divided in two parts, 11216 and 448, that added together give a square (11664 = 108²).

The spelling of 11216448 in words is "eleven million, two hundred sixteen thousand, four hundred forty-eight".