12270422 has 8 divisors (see below), whose sum is σ = 19040400. Its totient is φ = 5923624.

The previous prime is 12270397. The next prime is 12270443. The reversal of 12270422 is 22407221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12270394 and 12270403.

It is a congruent number.

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, 105722 + ... + 105837.

It is an arithmetic number, because the mean of its divisors is an integer number (2380050).

Almost surely, 2^12270422 is an apocalyptic number.

12270422 is a deficient number, since it is larger than the sum of its proper divisors (6769978).

12270422 is a wasteful number, since it uses less digits than its factorization.

12270422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211590.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 12270422 is about 3502.9162136711. The cubic root of 12270422 is about 230.6498446121.

Adding to 12270422 its reverse (22407221), we get a palindrome (34677643).

The spelling of 12270422 in words is "twelve million, two hundred seventy thousand, four hundred twenty-two".