12332142 has 64 divisors (see below), whose sum is σ = 28892160. Its totient is φ = 3894912.

The previous prime is 12332129. The next prime is 12332143. The reversal of 12332142 is 24123321.

It is a super-3 number, since 3×12332142³ (a number of 22 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12332143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109078 + ... + 109190.

It is an arithmetic number, because the mean of its divisors is an integer number (451440).

Almost surely, 2^12332142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12332142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14446080).

12332142 is an abundant number, since it is smaller than the sum of its proper divisors (16560018).

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

12332142 is a wasteful number, since it uses less digits than its factorization.

12332142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 208 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 12332142 is about 3511.7149656542. The cubic root of 12332142 is about 231.0359195282.

Adding to 12332142 its reverse (24123321), we get a palindrome (36455463).

It can be divided in two parts, 1233 and 2142, that added together give a cube (3375 = 15³).

The spelling of 12332142 in words is "twelve million, three hundred thirty-two thousand, one hundred forty-two".