13735573 has 6 divisors (see below), whose sum is σ = 14193942. Its totient is φ = 13291560.

The previous prime is 13735571. The next prime is 13735591. The reversal of 13735573 is 37553731.

It is a happy number.

13735573 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., 7273809 + 6461764 = 2697^2 + 2542^2 .

It is not a de Polignac number, because 13735573 - 2¹ = 13735571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13735571) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6186 + ... + 8107.

It is an arithmetic number, because the mean of its divisors is an integer number (2365657).

Almost surely, 2^13735573 is an apocalyptic number.

It is an amenable number.

13735573 is a deficient number, since it is larger than the sum of its proper divisors (458369).

13735573 is an equidigital number, since it uses as much as digits as its factorization.

13735573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14355 (or 14324 counting only the distinct ones).

The product of its digits is 33075, while the sum is 34.

The square root of 13735573 is about 3706.1533967174. The cubic root of 13735573 is about 239.4871746655.

The spelling of 13735573 in words is "thirteen million, seven hundred thirty-five thousand, five hundred seventy-three".