6788646 has 12 divisors (see below), whose sum is σ = 14708772. Its totient is φ = 2262876.

The previous prime is 6788609. The next prime is 6788647. The reversal of 6788646 is 6468876.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6788647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188556 + ... + 188591.

It is an arithmetic number, because the mean of its divisors is an integer number (1225731).

Almost surely, 2^6788646 is an apocalyptic number.

6788646 is an abundant number, since it is smaller than the sum of its proper divisors (7920126).

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

6788646 is a wasteful number, since it uses less digits than its factorization.

6788646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377155 (or 377152 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 6788646 is about 2605.5030224508. The cubic root of 6788646 is about 189.3481447394.

The spelling of 6788646 in words is "six million, seven hundred eighty-eight thousand, six hundred forty-six".