12054432 has 72 divisors (see below), whose sum is σ = 34310304. Its totient is φ = 3704064.

The previous prime is 12054431. The next prime is 12054463. The reversal of 12054432 is 23445021.

It is a junction number, because it is equal to n+sod(n) for n = 12054399 and 12054408.

It is not an unprimeable number, because it can be changed into a prime (12054431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15853 + ... + 16595.

It is an arithmetic number, because the mean of its divisors is an integer number (476532).

Almost surely, 2^12054432 is an apocalyptic number.

12054432 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 12054432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17155152).

12054432 is an abundant number, since it is smaller than the sum of its proper divisors (22255872).

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

12054432 is a wasteful number, since it uses less digits than its factorization.

12054432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12054432 is about 3471.9493083857. The cubic root of 12054432 is about 229.2884880163.

Adding to 12054432 its reverse (23445021), we get a palindrome (35499453).

The spelling of 12054432 in words is "twelve million, fifty-four thousand, four hundred thirty-two".