12016344 has 48 divisors (see below), whose sum is σ = 31100760. Its totient is φ = 3868800.

The previous prime is 12016343. The next prime is 12016357. The reversal of 12016344 is 44361021.

It is a self number, because there is not a number n which added to its sum of digits gives 12016344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22804 + ... + 23324.

Almost surely, 2^12016344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12016344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15550380).

12016344 is an abundant number, since it is smaller than the sum of its proper divisors (19084416).

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

12016344 is a wasteful number, since it uses less digits than its factorization.

12016344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 12016344 is about 3466.4598656266. The cubic root of 12016344 is about 229.0467414108.

Adding to 12016344 its reverse (44361021), we get a palindrome (56377365).

The spelling of 12016344 in words is "twelve million, sixteen thousand, three hundred forty-four".