3993371 has 4 divisors (see below), whose sum is σ = 4044000. Its totient is φ = 3942744.

The previous prime is 3993343. The next prime is 3993377. The reversal of 3993371 is 1733993.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1733993 = 23 ⋅75391.

It is a cyclic number.

It is not a de Polignac number, because 3993371 - 2¹⁰ = 3992347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3993377) 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, 25196 + ... + 25353.

It is an arithmetic number, because the mean of its divisors is an integer number (1011000).

Almost surely, 2^3993371 is an apocalyptic number.

3993371 is a deficient number, since it is larger than the sum of its proper divisors (50629).

3993371 is an equidigital number, since it uses as much as digits as its factorization.

3993371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50628.

The product of its digits is 15309, while the sum is 35.

The square root of 3993371 is about 1998.3420628111. The cubic root of 3993371 is about 158.6523660306.

It can be divided in two parts, 39933 and 71, that added together give a palindrome (40004).

The spelling of 3993371 in words is "three million, nine hundred ninety-three thousand, three hundred seventy-one".