13602944 has 16 divisors (see below), whose sum is σ = 27099870. Its totient is φ = 6801408.

The previous prime is 13602923. The next prime is 13602947. The reversal of 13602944 is 44920631.

It can be written as a sum of positive squares in only one way, i.e., 13601344 + 1600 = 3688^2 + 40^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (13602947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53009 + ... + 53264.

Almost surely, 2^13602944 is an apocalyptic number.

It is an amenable number.

13602944 is a deficient number, since it is larger than the sum of its proper divisors (13496926).

13602944 is an equidigital number, since it uses as much as digits as its factorization.

13602944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106287 (or 106275 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 13602944 is about 3688.2169133607. The cubic root of 13602944 is about 238.7138607434.

The spelling of 13602944 in words is "thirteen million, six hundred two thousand, nine hundred forty-four".