3843393 has 4 divisors (see below), whose sum is σ = 5124528. Its totient is φ = 2562260.

The previous prime is 3843379. The next prime is 3843407. The reversal of 3843393 is 3933483.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3843379) and next prime (3843407).

It is a cyclic number.

It is not a de Polignac number, because 3843393 - 2⁵ = 3843361 is a prime.

It is a D-number.

3843393 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3843313) 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, 640563 + ... + 640568.

It is an arithmetic number, because the mean of its divisors is an integer number (1281132).

Almost surely, 2^3843393 is an apocalyptic number.

It is an amenable number.

3843393 is a deficient number, since it is larger than the sum of its proper divisors (1281135).

3843393 is a wasteful number, since it uses less digits than its factorization.

3843393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281134.

The product of its digits is 23328, while the sum is 33.

The square root of 3843393 is about 1960.4573446010. The cubic root of 3843393 is about 156.6408141034.

The spelling of 3843393 in words is "three million, eight hundred forty-three thousand, three hundred ninety-three".