3993165 has 32 divisors (see below), whose sum is σ = 7747200. Its totient is φ = 1935360.

The previous prime is 3993161. The next prime is 3993193. The reversal of 3993165 is 5613993.

It is not a de Polignac number, because 3993165 - 2² = 3993161 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3993161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141 + ... + 2829.

It is an arithmetic number, because the mean of its divisors is an integer number (242100).

Almost surely, 2^3993165 is an apocalyptic number.

It is an amenable number.

3993165 is a deficient number, since it is larger than the sum of its proper divisors (3754035).

3993165 is a wasteful number, since it uses less digits than its factorization.

3993165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714 (or 2708 counting only the distinct ones).

The product of its digits is 21870, while the sum is 36.

The square root of 3993165 is about 1998.2905194190. The cubic root of 3993165 is about 158.6496379303.

The spelling of 3993165 in words is "three million, nine hundred ninety-three thousand, one hundred sixty-five".