6776838 has 16 divisors (see below), whose sum is σ = 15059760. Its totient is φ = 2258928.

The previous prime is 6776813. The next prime is 6776873. The reversal of 6776838 is 8386776.

It is a junction number, because it is equal to n+sod(n) for n = 6776793 and 6776802.

It is a congruent number.

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, 62695 + ... + 62802.

It is an arithmetic number, because the mean of its divisors is an integer number (941235).

Almost surely, 2^6776838 is an apocalyptic number.

6776838 is an abundant number, since it is smaller than the sum of its proper divisors (8282922).

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

6776838 is a wasteful number, since it uses less digits than its factorization.

6776838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125508 (or 125502 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 6776838 is about 2603.2360630569. The cubic root of 6776838 is about 189.2382985610.

The spelling of 6776838 in words is "six million, seven hundred seventy-six thousand, eight hundred thirty-eight".