6839064 has 72 divisors (see below), whose sum is σ = 19365060. Its totient is φ = 2179296.

The previous prime is 6839051. The next prime is 6839071. The reversal of 6839064 is 4609386.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 145489 + ... + 145535.

Almost surely, 2^6839064 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 6839064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9682530).

6839064 is an abundant number, since it is smaller than the sum of its proper divisors (12525996).

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

6839064 is a wasteful number, since it uses less digits than its factorization.

6839064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 6839064 is about 2615.1604157298. The cubic root of 6839064 is about 189.8157401088.

The spelling of 6839064 in words is "six million, eight hundred thirty-nine thousand, sixty-four".