3208313 has 4 divisors (see below), whose sum is σ = 3213648. Its totient is φ = 3202980.

The previous prime is 3208253. The next prime is 3208319. The reversal of 3208313 is 3138023.

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.

It is a cyclic number.

It is not a de Polignac number, because 3208313 - 2¹⁰ = 3207289 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3208319) 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, 1631 + ... + 3012.

It is an arithmetic number, because the mean of its divisors is an integer number (803412).

Almost surely, 2^3208313 is an apocalyptic number.

It is an amenable number.

3208313 is a deficient number, since it is larger than the sum of its proper divisors (5335).

3208313 is an equidigital number, since it uses as much as digits as its factorization.

3208313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5334.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3208313 is about 1791.1764290544. The cubic root of 3208313 is about 147.4887552473.

The spelling of 3208313 in words is "three million, two hundred eight thousand, three hundred thirteen".