12036444 has 24 divisors (see below), whose sum is σ = 32097408. Its totient is φ = 3438960.

The previous prime is 12036419. The next prime is 12036457. The reversal of 12036444 is 44463021.

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, 71562 + ... + 71729.

It is an arithmetic number, because the mean of its divisors is an integer number (1337392).

Almost surely, 2^12036444 is an apocalyptic number.

12036444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12036444 is an abundant number, since it is smaller than the sum of its proper divisors (20060964).

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

12036444 is a wasteful number, since it uses less digits than its factorization.

12036444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143305 (or 143303 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 12036444 is about 3469.3578656576. The cubic root of 12036444 is about 229.1743807578.

Adding to 12036444 its reverse (44463021), we get a palindrome (56499465).

The spelling of 12036444 in words is "twelve million, thirty-six thousand, four hundred forty-four".