3201613 has 4 divisors (see below), whose sum is σ = 3207420. Its totient is φ = 3195808.

The previous prime is 3201589. The next prime is 3201617. The reversal of 3201613 is 3161023.

3201613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1119364 + 2082249 = 1058^2 + 1443^2 .

It is a cyclic number.

It is not a de Polignac number, because 3201613 - 2⁵ = 3201581 is a prime.

It is an Ulam number.

It is a Duffinian number.

3201613 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201617) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1978 + ... + 3211.

It is an arithmetic number, because the mean of its divisors is an integer number (801855).

Almost surely, 2^3201613 is an apocalyptic number.

It is an amenable number.

3201613 is a deficient number, since it is larger than the sum of its proper divisors (5807).

3201613 is an equidigital number, since it uses as much as digits as its factorization.

3201613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5806.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3201613 is about 1789.3051724063. The cubic root of 3201613 is about 147.3860155483.

Adding to 3201613 its reverse (3161023), we get a palindrome (6362636).

The spelling of 3201613 in words is "three million, two hundred one thousand, six hundred thirteen".