12445322 has 8 divisors (see below), whose sum is σ = 19270272. Its totient is φ = 6021900.

The previous prime is 12445319. The next prime is 12445331. The reversal of 12445322 is 22354421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100304 + ... + 100427.

It is an arithmetic number, because the mean of its divisors is an integer number (2408784).

Almost surely, 2^12445322 is an apocalyptic number.

12445322 is a deficient number, since it is larger than the sum of its proper divisors (6824950).

12445322 is a wasteful number, since it uses less digits than its factorization.

12445322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200764.

The product of its digits is 1920, while the sum is 23.

The square root of 12445322 is about 3527.7927943687. The cubic root of 12445322 is about 231.7405566855.

Adding to 12445322 its reverse (22354421), we get a palindrome (34799743).

Subtracting 12445322 from its reverse (22354421), we obtain a palindrome (9909099).

The spelling of 12445322 in words is "twelve million, four hundred forty-five thousand, three hundred twenty-two".