6778752 has 64 divisors (see below), whose sum is σ = 18278400. Its totient is φ = 2225664.

The previous prime is 6778741. The next prime is 6778769. The reversal of 6778752 is 2578776.

6778752 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is an Ulam number.

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, 48699 + ... + 48837.

It is an arithmetic number, because the mean of its divisors is an integer number (285600).

Almost surely, 2^6778752 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 6778752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9139200).

6778752 is an abundant number, since it is smaller than the sum of its proper divisors (11499648).

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

6778752 is a wasteful number, since it uses less digits than its factorization.

6778752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 271 counting only the distinct ones).

The product of its digits is 164640, while the sum is 42.

The square root of 6778752 is about 2603.6036564731. The cubic root of 6778752 is about 189.2561125724.

The spelling of 6778752 in words is "six million, seven hundred seventy-eight thousand, seven hundred fifty-two".