12242412 has 144 divisors (see below), whose sum is σ = 39504192. Its totient is φ = 3110400.

The previous prime is 12242359. The next prime is 12242423. The reversal of 12242412 is 21424221.

12242412 is a `hidden beast` number, since 12 + 242 + 412 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 121162 + ... + 121262.

Almost surely, 2^12242412 is an apocalyptic number.

12242412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12242412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19752096).

12242412 is an abundant number, since it is smaller than the sum of its proper divisors (27261780).

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

12242412 is a wasteful number, since it uses less digits than its factorization.

12242412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 163 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 12242412 is about 3498.9158320828. The cubic root of 12242412 is about 230.4742075057.

Adding to 12242412 its reverse (21424221), we get a palindrome (33666633).

The spelling of 12242412 in words is "twelve million, two hundred forty-two thousand, four hundred twelve".