6847424 has 28 divisors (see below), whose sum is σ = 13740384. Its totient is φ = 3385344.

The previous prime is 6847409. The next prime is 6847439. The reversal of 6847424 is 4247486.

It is an interprime number because it is at equal distance from previous prime (6847409) and next prime (6847439).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5657 + ... + 6759.

It is an arithmetic number, because the mean of its divisors is an integer number (490728).

Almost surely, 2^6847424 is an apocalyptic number.

6847424 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6847424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6870192).

6847424 is an abundant number, since it is smaller than the sum of its proper divisors (6892960).

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

6847424 is a wasteful number, since it uses less digits than its factorization.

6847424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212 (or 1202 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 6847424 is about 2616.7582998817. The cubic root of 6847424 is about 189.8930515381.

The spelling of 6847424 in words is "six million, eight hundred forty-seven thousand, four hundred twenty-four".