6324840 has 48 divisors (see below), whose sum is σ = 20556900. Its totient is φ = 1686528.

The previous prime is 6324823. The next prime is 6324847. The reversal of 6324840 is 484236.

It can be written as a sum of positive squares in 2 ways, for example, as 5391684 + 933156 = 2322^2 + 966^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6324847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8425 + ... + 9144.

Almost surely, 2^6324840 is an apocalyptic number.

6324840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6324840 is an abundant number, since it is smaller than the sum of its proper divisors (14232060).

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

6324840 is a wasteful number, since it uses less digits than its factorization.

6324840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17586 (or 17579 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 6324840 is about 2514.9234580798. The cubic root of 6324840 is about 184.9338940827.

The spelling of 6324840 in words is "six million, three hundred twenty-four thousand, eight hundred forty".