13825733 has 4 divisors (see below), whose sum is σ = 14162988. Its totient is φ = 13488480.

The previous prime is 13825717. The next prime is 13825741. The reversal of 13825733 is 33752831.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 743044 + 13082689 = 862^2 + 3617^2 .

It is a cyclic number.

It is not a de Polignac number, because 13825733 - 2⁴ = 13825717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13825733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13825703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168566 + ... + 168647.

It is an arithmetic number, because the mean of its divisors is an integer number (3540747).

Almost surely, 2^13825733 is an apocalyptic number.

It is an amenable number.

13825733 is a deficient number, since it is larger than the sum of its proper divisors (337255).

13825733 is an equidigital number, since it uses as much as digits as its factorization.

13825733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337254.

The product of its digits is 15120, while the sum is 32.

The square root of 13825733 is about 3718.2970564494. The cubic root of 13825733 is about 240.0100285161.

The spelling of 13825733 in words is "thirteen million, eight hundred twenty-five thousand, seven hundred thirty-three".