3313993 has 4 divisors (see below), whose sum is σ = 3420928. Its totient is φ = 3207060.

The previous prime is 3313987. The next prime is 3314009. The reversal of 3313993 is 3993133.

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 3313993 - 2⁹ = 3313481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 106903 = 3313993 / (3 + 3 + 1 + 3 + 9 + 9 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3313903) 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, 53421 + ... + 53482.

It is an arithmetic number, because the mean of its divisors is an integer number (855232).

Almost surely, 2^3313993 is an apocalyptic number.

It is an amenable number.

3313993 is a deficient number, since it is larger than the sum of its proper divisors (106935).

3313993 is a wasteful number, since it uses less digits than its factorization.

3313993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106934.

The product of its digits is 6561, while the sum is 31.

The square root of 3313993 is about 1820.4375847581. The cubic root of 3313993 is about 149.0906914509.

The spelling of 3313993 in words is "three million, three hundred thirteen thousand, nine hundred ninety-three".