3868393 has 8 divisors (see below), whose sum is σ = 4089600. Its totient is φ = 3651648.

The previous prime is 3868357. The next prime is 3868399. The reversal of 3868393 is 3938683.

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 3868393 - 2⁹ = 3867881 is a prime.

It is a Duffinian number.

3868393 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3868399) 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, 753 + ... + 2881.

It is an arithmetic number, because the mean of its divisors is an integer number (511200).

Almost surely, 2^3868393 is an apocalyptic number.

It is an amenable number.

3868393 is a deficient number, since it is larger than the sum of its proper divisors (221207).

3868393 is a wasteful number, since it uses less digits than its factorization.

3868393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231.

The product of its digits is 93312, while the sum is 40.

The square root of 3868393 is about 1966.8230728767. The cubic root of 3868393 is about 156.9797125800.

The spelling of 3868393 in words is "three million, eight hundred sixty-eight thousand, three hundred ninety-three".