6506344 has 32 divisors (see below), whose sum is σ = 13333320. Its totient is φ = 2958336.

The previous prime is 6506329. The next prime is 6506347. The reversal of 6506344 is 4436056.

It can be written as a sum of positive squares in 4 ways, for example, as 5943844 + 562500 = 2438^2 + 750^2 .

It is not an unprimeable number, because it can be changed into a prime (6506347) 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, 7164 + ... + 8020.

Almost surely, 2^6506344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6506344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6666660).

6506344 is an abundant number, since it is smaller than the sum of its proper divisors (6826976).

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

6506344 is a wasteful number, since it uses less digits than its factorization.

6506344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 945 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 6506344 is about 2550.7536141305. The cubic root of 6506344 is about 186.6862536136.

The spelling of 6506344 in words is "six million, five hundred six thousand, three hundred forty-four".