3321993 has 8 divisors (see below), whose sum is σ = 4470400. Its totient is φ = 2194128.

The previous prime is 3321977. The next prime is 3322001. The reversal of 3321993 is 3991233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3321993 - 2⁴ = 3321977 is a prime.

It is a super-2 number, since 2×3321993² = 22071274984098, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3321993.

It is not an unprimeable number, because it can be changed into a prime (3321973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4753 + ... + 5406.

It is an arithmetic number, because the mean of its divisors is an integer number (558800).

Almost surely, 2^3321993 is an apocalyptic number.

It is an amenable number.

3321993 is a deficient number, since it is larger than the sum of its proper divisors (1148407).

3321993 is a wasteful number, since it uses less digits than its factorization.

3321993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10271.

The product of its digits is 4374, while the sum is 30.

The square root of 3321993 is about 1822.6335342026. The cubic root of 3321993 is about 149.2105636683.

The spelling of 3321993 in words is "three million, three hundred twenty-one thousand, nine hundred ninety-three".