12054224 has 80 divisors (see below), whose sum is σ = 30498048. Its totient is φ = 4478976.

The previous prime is 12054199. The next prime is 12054247. The reversal of 12054224 is 42245021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12054196 and 12054205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24509 + ... + 24995.

Almost surely, 2^12054224 is an apocalyptic number.

12054224 is a gapful number since it is divisible by the number (14) 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 12054224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15249024).

12054224 is an abundant number, since it is smaller than the sum of its proper divisors (18443824).

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

12054224 is a wasteful number, since it uses less digits than its factorization.

12054224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 12054224 is about 3471.9193539021. The cubic root of 12054224 is about 229.2871692128.

Adding to 12054224 its reverse (42245021), we get a palindrome (54299245).

The spelling of 12054224 in words is "twelve million, fifty-four thousand, two hundred twenty-four".