16032224 has 48 divisors (see below), whose sum is σ = 36006768. Its totient is φ = 6961152.

The previous prime is 16032209. The next prime is 16032227. The reversal of 16032224 is 42223061.

It is a junction number, because it is equal to n+sod(n) for n = 16032196 and 16032205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16032227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5939 + ... + 8205.

It is an arithmetic number, because the mean of its divisors is an integer number (750141).

Almost surely, 2^16032224 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 16032224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18003384).

16032224 is an abundant number, since it is smaller than the sum of its proper divisors (19974544).

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

16032224 is a wasteful number, since it uses less digits than its factorization.

16032224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307 (or 2299 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 16032224 is about 4004.0259739417. The cubic root of 16032224 is about 252.1532619391.

Adding to 16032224 its reverse (42223061), we get a palindrome (58255285).

The spelling of 16032224 in words is "sixteen million, thirty-two thousand, two hundred twenty-four".