6878782 has 8 divisors (see below), whose sum is σ = 10329696. Its totient is φ = 3435552.

The previous prime is 6878777. The next prime is 6878789. The reversal of 6878782 is 2878786.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6878789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1638 + ... + 4054.

It is an arithmetic number, because the mean of its divisors is an integer number (1291212).

Almost surely, 2^6878782 is an apocalyptic number.

6878782 is a deficient number, since it is larger than the sum of its proper divisors (3450914).

6878782 is a wasteful number, since it uses less digits than its factorization.

6878782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842.

The product of its digits is 301056, while the sum is 46.

The square root of 6878782 is about 2622.7432203706. The cubic root of 6878782 is about 190.1824839584.

The spelling of 6878782 in words is "six million, eight hundred seventy-eight thousand, seven hundred eighty-two".