6779900 has 36 divisors (see below), whose sum is σ = 14842800. Its totient is φ = 2688000.

The previous prime is 6779863. The next prime is 6779911. The reversal of 6779900 is 99776.

6779900 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14876 + ... + 15324.

It is an arithmetic number, because the mean of its divisors is an integer number (412300).

Almost surely, 2^6779900 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 6779900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7421400).

6779900 is an abundant number, since it is smaller than the sum of its proper divisors (8062900).

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

6779900 is a wasteful number, since it uses less digits than its factorization.

6779900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 6779900 is about 2603.8241108032. The cubic root of 6779900 is about 189.2667956477.

The spelling of 6779900 in words is "six million, seven hundred seventy-nine thousand, nine hundred".