13601444 has 6 divisors (see below), whose sum is σ = 23802534. Its totient is φ = 6800720.

The previous prime is 13601431. The next prime is 13601449. The reversal of 13601444 is 44410631.

13601444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13601344 + 100 = 3688^2 + 10^2 .

It is not an unprimeable number, because it can be changed into a prime (13601449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700177 + ... + 1700184.

It is an arithmetic number, because the mean of its divisors is an integer number (3967089).

Almost surely, 2^13601444 is an apocalyptic number.

It is an amenable number.

13601444 is a deficient number, since it is larger than the sum of its proper divisors (10201090).

13601444 is a wasteful number, since it uses less digits than its factorization.

13601444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400365 (or 3400363 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 13601444 is about 3688.0135574588. The cubic root of 13601444 is about 238.7050860754.

The spelling of 13601444 in words is "thirteen million, six hundred one thousand, four hundred forty-four".