12004042 has 8 divisors (see below), whose sum is σ = 18023616. Its totient is φ = 5996172.

The previous prime is 12004033. The next prime is 12004043. The reversal of 12004042 is 24040021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12004043) 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 3 ways as a sum of consecutive naturals, for example, 393 + ... + 4915.

It is an arithmetic number, because the mean of its divisors is an integer number (2252952).

Almost surely, 2^12004042 is an apocalyptic number.

12004042 is a deficient number, since it is larger than the sum of its proper divisors (6019574).

12004042 is a wasteful number, since it uses less digits than its factorization.

12004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5852.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 12004042 is about 3464.6849784649. The cubic root of 12004042 is about 228.9685508194.

Adding to 12004042 its reverse (24040021), we get a palindrome (36044063).

The spelling of 12004042 in words is "twelve million, four thousand, forty-two".