13036444 has 6 divisors (see below), whose sum is σ = 22813784. Its totient is φ = 6518220.

The previous prime is 13036411. The next prime is 13036447. The reversal of 13036444 is 44463031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13036447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1629552 + ... + 1629559.

Almost surely, 2^13036444 is an apocalyptic number.

It is an amenable number.

13036444 is a deficient number, since it is larger than the sum of its proper divisors (9777340).

13036444 is a wasteful number, since it uses less digits than its factorization.

13036444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3259115 (or 3259113 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 13036444 is about 3610.6016119201. The cubic root of 13036444 is about 235.3529869514.

Adding to 13036444 its reverse (44463031), we get a palindrome (57499475).

The spelling of 13036444 in words is "thirteen million, thirty-six thousand, four hundred forty-four".