12327432 has 32 divisors (see below), whose sum is σ = 33190080. Its totient is φ = 3792960.

The previous prime is 12327421. The next prime is 12327451. The reversal of 12327432 is 23472321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19444 + ... + 20067.

It is an arithmetic number, because the mean of its divisors is an integer number (1037190).

Almost surely, 2^12327432 is an apocalyptic number.

12327432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12327432 is an abundant number, since it is smaller than the sum of its proper divisors (20862648).

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

12327432 is a wasteful number, since it uses less digits than its factorization.

12327432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39533 (or 39529 counting only the distinct ones).

The product of its digits is 2016, while the sum is 24.

The square root of 12327432 is about 3511.0442890969. The cubic root of 12327432 is about 231.0065026936.

Adding to 12327432 its reverse (23472321), we get a palindrome (35799753).

The spelling of 12327432 in words is "twelve million, three hundred twenty-seven thousand, four hundred thirty-two".