12432016 has 10 divisors (see below), whose sum is σ = 24087062. Its totient is φ = 6216000.

The previous prime is 12432011. The next prime is 12432053. The reversal of 12432016 is 61023421.

12432016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12390400 + 41616 = 3520^2 + 204^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12431984 and 12432002.

It is not an unprimeable number, because it can be changed into a prime (12432011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388485 + ... + 388516.

Almost surely, 2^12432016 is an apocalyptic number.

12432016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12432016 is a deficient number, since it is larger than the sum of its proper divisors (11655046).

12432016 is an equidigital number, since it uses as much as digits as its factorization.

12432016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777009 (or 777003 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 12432016 is about 3525.9064082871. The cubic root of 12432016 is about 231.6579382412.

Adding to 12432016 its reverse (61023421), we get a palindrome (73455437).

The spelling of 12432016 in words is "twelve million, four hundred thirty-two thousand, sixteen".