It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 677376.
It is a congruent number.
677376 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
677376 is a Friedman number, since it can be written as ((7+7)*(6+6))^3/7, using all its digits and the basic arithmetic operations.
2677376 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 677376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1166220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
677376 is an equidigital number, since it uses as much as digits as its factorization.
677376 is an evil number, because the sum of its binary digits is even.
The square root of 677376 is about 823.0285535751. The cubic root of 677376 is about 87.8233370406.
Subtracting from 677376 its reverse (673776), we obtain a square (3600 = 602).
The spelling of 677376 in words is "six hundred seventy-seven thousand, three hundred seventy-six".