12412432 has 10 divisors (see below), whose sum is σ = 24049118. Its totient is φ = 6206208.

The previous prime is 12412399. The next prime is 12412447. The reversal of 12412432 is 23421421.

It can be written as a sum of positive squares in only one way, i.e., 12362256 + 50176 = 3516^2 + 224^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 387873 + ... + 387904.

Almost surely, 2^12412432 is an apocalyptic number.

It is an amenable number.

12412432 is a deficient number, since it is larger than the sum of its proper divisors (11636686).

12412432 is an equidigital number, since it uses as much as digits as its factorization.

12412432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775785 (or 775779 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 12412432 is about 3523.1281554891. The cubic root of 12412432 is about 231.5362316893.

Adding to 12412432 its reverse (23421421), we get a palindrome (35833853).

The spelling of 12412432 in words is "twelve million, four hundred twelve thousand, four hundred thirty-two".