6779853 has 12 divisors (see below), whose sum is σ = 10021440. Its totient is φ = 4414536.

The previous prime is 6779849. The next prime is 6779863. The reversal of 6779853 is 3589776.

It is a happy number.

It is not a de Polignac number, because 6779853 - 2² = 6779849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6779799 and 6779808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6779803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8373 + ... + 9146.

It is an arithmetic number, because the mean of its divisors is an integer number (835120).

Almost surely, 2^6779853 is an apocalyptic number.

It is an amenable number.

6779853 is a deficient number, since it is larger than the sum of its proper divisors (3241587).

6779853 is a wasteful number, since it uses less digits than its factorization.

6779853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17568 (or 17565 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 6779853 is about 2603.8150856004. The cubic root of 6779853 is about 189.2663582981.

The spelling of 6779853 in words is "six million, seven hundred seventy-nine thousand, eight hundred fifty-three".