12432214 has 4 divisors (see below), whose sum is σ = 18648324. Its totient is φ = 6216106.

The previous prime is 12432193. The next prime is 12432221. The reversal of 12432214 is 41223421.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12432191 and 12432200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3108052 + ... + 3108055.

It is an arithmetic number, because the mean of its divisors is an integer number (4662081).

Almost surely, 2^12432214 is an apocalyptic number.

12432214 is a deficient number, since it is larger than the sum of its proper divisors (6216110).

12432214 is an equidigital number, since it uses as much as digits as its factorization.

12432214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6216109.

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

The square root of 12432214 is about 3525.9344860618. The cubic root of 12432214 is about 231.6591680773.

Adding to 12432214 its reverse (41223421), we get a palindrome (53655635).

It can be divided in two parts, 1243221 and 4, that added together give a square (1243225 = 1115²).

The spelling of 12432214 in words is "twelve million, four hundred thirty-two thousand, two hundred fourteen".