6779814 has 12 divisors (see below), whose sum is σ = 13572396. Its totient is φ = 2257812.

The previous prime is 6779807. The next prime is 6779833. The reversal of 6779814 is 4189776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5847 + ... + 6909.

It is an arithmetic number, because the mean of its divisors is an integer number (1131033).

Almost surely, 2^6779814 is an apocalyptic number.

6779814 is an abundant number, since it is smaller than the sum of its proper divisors (6792582).

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

6779814 is an equidigital number, since it uses as much as digits as its factorization.

6779814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131 (or 1068 counting only the distinct ones).

The product of its digits is 84672, while the sum is 42.

The square root of 6779814 is about 2603.8075965785. The cubic root of 6779814 is about 189.2659953894.

The spelling of 6779814 in words is "six million, seven hundred seventy-nine thousand, eight hundred fourteen".