12116232 has 24 divisors (see below), whose sum is σ = 32814990. Its totient is φ = 4038720.

The previous prime is 12116231. The next prime is 12116297. The reversal of 12116232 is 23261121.

It can be written as a sum of positive squares in only one way, i.e., 8678916 + 3437316 = 2946^2 + 1854^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 (12116231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84069 + ... + 84212.

Almost surely, 2^12116232 is an apocalyptic number.

12116232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12116232 is an abundant number, since it is smaller than the sum of its proper divisors (20698758).

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

12116232 is a wasteful number, since it uses less digits than its factorization.

12116232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168293 (or 168286 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 12116232 is about 3480.8378301782. The cubic root of 12116232 is about 229.6796548480.

Adding to 12116232 its reverse (23261121), we get a palindrome (35377353).

The spelling of 12116232 in words is "twelve million, one hundred sixteen thousand, two hundred thirty-two".