12448422 has 48 divisors (see below), whose sum is σ = 31828992. Its totient is φ = 3440880.

The previous prime is 12448417. The next prime is 12448427. The reversal of 12448422 is 22484421.

It is an interprime number because it is at equal distance from previous prime (12448417) and next prime (12448427).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12448427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2313 + ... + 5499.

It is an arithmetic number, because the mean of its divisors is an integer number (663104).

Almost surely, 2^12448422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12448422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15914496).

12448422 is an abundant number, since it is smaller than the sum of its proper divisors (19380570).

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

12448422 is a wasteful number, since it uses less digits than its factorization.

12448422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233 (or 3230 counting only the distinct ones).

The product of its digits is 4096, while the sum is 27.

The square root of 12448422 is about 3528.2321352201. The cubic root of 12448422 is about 231.7597964739.

The spelling of 12448422 in words is "twelve million, four hundred forty-eight thousand, four hundred twenty-two".