3613393 has 4 divisors (see below), whose sum is σ = 4129600. Its totient is φ = 3097188.

The previous prime is 3613387. The next prime is 3613397. The reversal of 3613393 is 3933163.

3613393 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3933163 = 13 ⋅302551.

It is a cyclic number.

It is not a de Polignac number, because 3613393 - 2⁵ = 3613361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3613397) 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, 258093 + ... + 258106.

It is an arithmetic number, because the mean of its divisors is an integer number (1032400).

Almost surely, 2^3613393 is an apocalyptic number.

It is an amenable number.

3613393 is a deficient number, since it is larger than the sum of its proper divisors (516207).

3613393 is an equidigital number, since it uses as much as digits as its factorization.

3613393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516206.

The product of its digits is 4374, while the sum is 28.

The square root of 3613393 is about 1900.8926850299. The cubic root of 3613393 is about 153.4517102041.

The spelling of 3613393 in words is "three million, six hundred thirteen thousand, three hundred ninety-three".