3993311 has 8 divisors (see below), whose sum is σ = 4590720. Its totient is φ = 3402648.

The previous prime is 3993263. The next prime is 3993313. The reversal of 3993311 is 1133993.

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

It is a cyclic number.

It is not a de Polignac number, because 3993311 - 2⁶ = 3993247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3993313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341 + ... + 2846.

It is an arithmetic number, because the mean of its divisors is an integer number (573840).

Almost surely, 2^3993311 is an apocalyptic number.

3993311 is a deficient number, since it is larger than the sum of its proper divisors (597409).

3993311 is a wasteful number, since it uses less digits than its factorization.

3993311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373.

The product of its digits is 2187, while the sum is 29.

The square root of 3993311 is about 1998.3270503098. The cubic root of 3993311 is about 158.6515714480.

The spelling of 3993311 in words is "three million, nine hundred ninety-three thousand, three hundred eleven".