12236004 has 81 divisors (see below), whose sum is σ = 34650889. Its totient is φ = 3637920.

The previous prime is 12235997. The next prime is 12236047. The reversal of 12236004 is 40063221.

It is a happy number.

The square root of 12236004 is 3498.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8820900 + 3415104 = 2970^2 + 1848^2 .

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

It is a Duffinian number.

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 230842 + ... + 230894.

Almost surely, 2^12236004 is an apocalyptic number.

12236004 is the 3498-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12236004

12236004 is an abundant number, since it is smaller than the sum of its proper divisors (22414885).

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

12236004 is a wasteful number, since it uses less digits than its factorization.

12236004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 69 counting only the distinct ones).

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

The cubic root of 12236004 is about 230.4339884031.

Adding to 12236004 its reverse (40063221), we get a palindrome (52299225).

It can be divided in two parts, 1223 and 6004, that added together give a palindrome (7227).

The spelling of 12236004 in words is "twelve million, two hundred thirty-six thousand, four".