13044036 has 48 divisors (see below), whose sum is σ = 32062464. Its totient is φ = 4119456.

The previous prime is 13044001. The next prime is 13044037. The reversal of 13044036 is 63044031.

It is not an unprimeable number, because it can be changed into a prime (13044037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45951 + ... + 46233.

It is an arithmetic number, because the mean of its divisors is an integer number (667968).

Almost surely, 2^13044036 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 13044036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16031232).

13044036 is an abundant number, since it is smaller than the sum of its proper divisors (19018428).

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

13044036 is a wasteful number, since it uses less digits than its factorization.

13044036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 13044036 is about 3611.6528072338. The cubic root of 13044036 is about 235.3986653877.

Adding to 13044036 its reverse (63044031), we get a palindrome (76088067).

The spelling of 13044036 in words is "thirteen million, forty-four thousand, thirty-six".