11065216 has 32 divisors (see below), whose sum is σ = 22240080. Its totient is φ = 5483520.

The previous prime is 11065213. The next prime is 11065247. The reversal of 11065216 is 61256011.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11065213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17221 + ... + 17851.

Almost surely, 2^11065216 is an apocalyptic number.

11065216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11065216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11120040).

11065216 is an abundant number, since it is smaller than the sum of its proper divisors (11174864).

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

11065216 is an equidigital number, since it uses as much as digits as its factorization.

11065216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 770 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 11065216 is about 3326.4419429775. The cubic root of 11065216 is about 222.8366557041.

The spelling of 11065216 in words is "eleven million, sixty-five thousand, two hundred sixteen".