276276 has 96 divisors (see below), whose sum is σ = 903168. Its totient is φ = 63360.

The previous prime is 276257. The next prime is 276277. The reversal of 276276 is 672672.

276276 is nontrivially palindromic in base 16.

276276 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 276276.

It is not an unprimeable number, because it can be changed into a prime (276277) by changing a digit.

276276 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12001 + ... + 12023.

It is an arithmetic number, because the mean of its divisors is an integer number (9408).

2²⁷⁶²⁷⁶ is an apocalyptic number.

276276 is a gapful number since it is divisible by the number (26) 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 276276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (451584).

276276 is an abundant number, since it is smaller than the sum of its proper divisors (626892).

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

276276 is a wasteful number, since it uses less digits than its factorization.

276276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61 (or 59 counting only the distinct ones).

The product of its digits is 7056, while the sum is 30.

The square root of 276276 is about 525.6196343365. The cubic root of 276276 is about 65.1299962519.

The spelling of 276276 in words is "two hundred seventy-six thousand, two hundred seventy-six".