3933885 has 16 divisors (see below), whose sum is σ = 6664896. Its totient is φ = 1974528.

The previous prime is 3933871. The next prime is 3933887. The reversal of 3933885 is 5883393.

It is not a de Polignac number, because 3933885 - 2¹⁰ = 3932861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3933887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7459 + ... + 7968.

It is an arithmetic number, because the mean of its divisors is an integer number (416556).

Almost surely, 2^3933885 is an apocalyptic number.

It is an amenable number.

3933885 is a deficient number, since it is larger than the sum of its proper divisors (2731011).

3933885 is a wasteful number, since it uses less digits than its factorization.

3933885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15452.

The product of its digits is 77760, while the sum is 39.

The square root of 3933885 is about 1983.4023797505. The cubic root of 3933885 is about 157.8606499809.

It can be divided in two parts, 393388 and 5, that added together give a palindrome (393393).

The spelling of 3933885 in words is "three million, nine hundred thirty-three thousand, eight hundred eighty-five".