12224402 has 8 divisors (see below), whose sum is σ = 18356736. Its totient is φ = 6105492.

The previous prime is 12224389. The next prime is 12224413. The reversal of 12224402 is 20442221.

It is a happy number.

12224402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 638 + ... + 4985.

It is an arithmetic number, because the mean of its divisors is an integer number (2294592).

Almost surely, 2^12224402 is an apocalyptic number.

12224402 is a deficient number, since it is larger than the sum of its proper divisors (6132334).

12224402 is a wasteful number, since it uses less digits than its factorization.

12224402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6712.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 12224402 is about 3496.3412304865. The cubic root of 12224402 is about 230.3611339927.

Adding to 12224402 its reverse (20442221), we get a palindrome (32666623).

The spelling of 12224402 in words is "twelve million, two hundred twenty-four thousand, four hundred two".