It is a plaindrome in base 12.
It is an unprimeable number.
2273378 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 273378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
273378 is a wasteful number, since it uses less digits than its factorization.
273378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318.
The square root of 273378 is about 522.8556206067. The cubic root of 273378 is about 64.9014680703.
The spelling of 273378 in words is "two hundred seventy-three thousand, three hundred seventy-eight".