276896 has 24 divisors (see below), whose sum is σ = 578340. Its totient is φ = 130048.

The previous prime is 276883. The next prime is 276901. The reversal of 276896 is 698672.

It can be written as a sum of positive squares in 2 ways, for example, as 250000 + 26896 = 500^2 + 164^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 276896.

It is an unprimeable number.

276896 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290 + ... + 798.

2²⁷⁶⁸⁹⁶ 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 276896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289170).

276896 is an abundant number, since it is smaller than the sum of its proper divisors (301444).

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

276896 is a wasteful number, since it uses less digits than its factorization.

276896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 528 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 276896 is about 526.2090839201. The cubic root of 276896 is about 65.1786799702.

The spelling of 276896 in words is "two hundred seventy-six thousand, eight hundred ninety-six".