6839456 has 48 divisors (see below), whose sum is σ = 14891688. Its totient is φ = 3072000.

The previous prime is 6839429. The next prime is 6839461. The reversal of 6839456 is 6549386.

It can be written as a sum of positive squares in 4 ways, for example, as 5107600 + 1731856 = 2260^2 + 1316^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16856 + ... + 17256.

Almost surely, 2^6839456 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 6839456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7445844).

6839456 is an abundant number, since it is smaller than the sum of its proper divisors (8052232).

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

6839456 is a wasteful number, since it uses less digits than its factorization.

6839456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 457 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 6839456 is about 2615.2353622571. The cubic root of 6839456 is about 189.8193666454.

The spelling of 6839456 in words is "six million, eight hundred thirty-nine thousand, four hundred fifty-six".