12026004 has 48 divisors (see below), whose sum is σ = 29973888. Its totient is φ = 3739648.

The previous prime is 12025991. The next prime is 12026041. The reversal of 12026004 is 40062021.

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, 33892 + ... + 34244.

It is an arithmetic number, because the mean of its divisors is an integer number (624456).

Almost surely, 2^12026004 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 12026004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14986944).

12026004 is an abundant number, since it is smaller than the sum of its proper divisors (17947884).

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

12026004 is a wasteful number, since it uses less digits than its factorization.

12026004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 12026004 is about 3467.8529380584. The cubic root of 12026004 is about 229.1081022507.

Adding to 12026004 its reverse (40062021), we get a palindrome (52088025).

The spelling of 12026004 in words is "twelve million, twenty-six thousand, four".