13444328 has 32 divisors (see below), whose sum is σ = 27164160. Its totient is φ = 6219840.

The previous prime is 13444307. The next prime is 13444367. The reversal of 13444328 is 82344431.

It is a self number, because there is not a number n which added to its sum of digits gives 13444328.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4526 + ... + 6882.

It is an arithmetic number, because the mean of its divisors is an integer number (848880).

Almost surely, 2^13444328 is an apocalyptic number.

It is an amenable number.

13444328 is an abundant number, since it is smaller than the sum of its proper divisors (13719832).

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

13444328 is a wasteful number, since it uses less digits than its factorization.

13444328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417 (or 2413 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 13444328 is about 3666.6507878444. The cubic root of 13444328 is about 237.7823964968.

Adding to 13444328 its reverse (82344431), we get a palindrome (95788759).

The spelling of 13444328 in words is "thirteen million, four hundred forty-four thousand, three hundred twenty-eight".