It is a Jordan-Polya number, since it can be written as 6! ⋅ 4! ⋅ (2!)4.
It is a tau number, because it is divible by the number of its divisors (96).
It is a nialpdrome in base 6.
It is a congruent number.
276480 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2276480 is an apocalyptic number.
276480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 276480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
276480 is an equidigital number, since it uses as much as digits as its factorization.
276480 is an evil number, because the sum of its binary digits is even.
The square root of 276480 is about 525.8136552050. The cubic root of 276480 is about 65.1460227983.
The spelling of 276480 in words is "two hundred seventy-six thousand, four hundred eighty".