6788378 has 8 divisors (see below), whose sum is σ = 10533780. Its totient is φ = 3277120.

The previous prime is 6788357. The next prime is 6788387. The reversal of 6788378 is 8738876.

It can be written as a sum of positive squares in 2 ways, for example, as 6775609 + 12769 = 2603^2 + 113^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58463 + ... + 58578.

Almost surely, 2^6788378 is an apocalyptic number.

6788378 is a deficient number, since it is larger than the sum of its proper divisors (3745402).

6788378 is a wasteful number, since it uses less digits than its factorization.

6788378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117072.

The product of its digits is 451584, while the sum is 47.

The square root of 6788378 is about 2605.4515923348. The cubic root of 6788378 is about 189.3456530314.

The spelling of 6788378 in words is "six million, seven hundred eighty-eight thousand, three hundred seventy-eight".