6865344 has 112 divisors (see below), whose sum is σ = 21031200. Its totient is φ = 2193408.

The previous prime is 6865343. The next prime is 6865351. The reversal of 6865344 is 4435686.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6865299 and 6865308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6865343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50044 + ... + 50180.

Almost surely, 2^6865344 is an apocalyptic number.

6865344 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 6865344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10515600).

6865344 is an abundant number, since it is smaller than the sum of its proper divisors (14165856).

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

6865344 is a wasteful number, since it uses less digits than its factorization.

6865344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 171 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 6865344 is about 2620.1801464785. The cubic root of 6865344 is about 190.0585599734.

The spelling of 6865344 in words is "six million, eight hundred sixty-five thousand, three hundred forty-four".