6441893 has 8 divisors (see below), whose sum is σ = 7000320. Its totient is φ = 5905440.

The previous prime is 6441889. The next prime is 6441899. The reversal of 6441893 is 3981446.

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 6441893 - 2² = 6441889 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6441899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4880 + ... + 6057.

It is an arithmetic number, because the mean of its divisors is an integer number (875040).

Almost surely, 2^6441893 is an apocalyptic number.

It is an amenable number.

6441893 is a deficient number, since it is larger than the sum of its proper divisors (558427).

6441893 is a wasteful number, since it uses less digits than its factorization.

6441893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10987.

The product of its digits is 20736, while the sum is 35.

The square root of 6441893 is about 2538.0884539354. The cubic root of 6441893 is about 186.0677769722.

The spelling of 6441893 in words is "six million, four hundred forty-one thousand, eight hundred ninety-three".