11216814 has 32 divisors (see below), whose sum is σ = 26127360. Its totient is φ = 3143712.

The previous prime is 11216813. The next prime is 11216819. The reversal of 11216814 is 41861211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11216813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294 + ... + 4745.

It is an arithmetic number, because the mean of its divisors is an integer number (816480).

Almost surely, 2^11216814 is an apocalyptic number.

11216814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11216814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13063680).

11216814 is an abundant number, since it is smaller than the sum of its proper divisors (14910546).

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

11216814 is a wasteful number, since it uses less digits than its factorization.

11216814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5104.

The product of its digits is 384, while the sum is 24.

The square root of 11216814 is about 3349.1512357611. The cubic root of 11216814 is about 223.8496945535.

The spelling of 11216814 in words is "eleven million, two hundred sixteen thousand, eight hundred fourteen".