12039036 has 24 divisors (see below), whose sum is σ = 28998144. Its totient is φ = 3883440.

The previous prime is 12039007. The next prime is 12039059. The reversal of 12039036 is 63093021.

It is a junction number, because it is equal to n+sod(n) for n = 12038997 and 12039015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15810 + ... + 16553.

It is an arithmetic number, because the mean of its divisors is an integer number (1208256).

Almost surely, 2^12039036 is an apocalyptic number.

It is an amenable number.

12039036 is an abundant number, since it is smaller than the sum of its proper divisors (16959108).

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

12039036 is a wasteful number, since it uses less digits than its factorization.

12039036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32401 (or 32399 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 12039036 is about 3469.7314017082. The cubic root of 12039036 is about 229.1908301720.

The spelling of 12039036 in words is "twelve million, thirty-nine thousand, thirty-six".