6493844 has 12 divisors (see below), whose sum is σ = 12987744. Its totient is φ = 2783064.

The previous prime is 6493831. The next prime is 6493853. The reversal of 6493844 is 4483946.

6493844 is an admirable number.

It is a d-powerful number, because it can be written as 6⁶ + 4⁴ + 9⁷ + 3¹³ + 8 + 4⁶ + 4⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 6493798 and 6493807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115934 + ... + 115989.

It is an arithmetic number, because the mean of its divisors is an integer number (1082312).

Almost surely, 2^6493844 is an apocalyptic number.

It is an amenable number.

6493844 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6493844 is a wasteful number, since it uses less digits than its factorization.

6493844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231934 (or 231932 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 6493844 is about 2548.3021798837. The cubic root of 6493844 is about 186.5666229786.

It can be divided in two parts, 6493 and 844, that added together give a palindrome (7337).

The spelling of 6493844 in words is "six million, four hundred ninety-three thousand, eight hundred forty-four".