12452424 has 48 divisors (see below), whose sum is σ = 32079600. Its totient is φ = 4027968.

The previous prime is 12452399. The next prime is 12452431. The reversal of 12452424 is 42425421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 12452394 and 12452403.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32667 + ... + 33045.

It is an arithmetic number, because the mean of its divisors is an integer number (668325).

Almost surely, 2^12452424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12452424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16039800).

12452424 is an abundant number, since it is smaller than the sum of its proper divisors (19627176).

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

12452424 is a wasteful number, since it uses less digits than its factorization.

12452424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 421 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 12452424 is about 3528.7992291996. The cubic root of 12452424 is about 231.7846296972.

Adding to 12452424 its reverse (42425421), we get a palindrome (54877845).

The spelling of 12452424 in words is "twelve million, four hundred fifty-two thousand, four hundred twenty-four".