276842 has 8 divisors (see below), whose sum is σ = 418500. Its totient is φ = 137344.

The previous prime is 276839. The next prime is 276847. The reversal of 276842 is 248672.

276842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 203401 + 73441 = 451^2 + 271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (276847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167 + ... + 762.

2²⁷⁶⁸⁴² is an apocalyptic number.

276842 is a deficient number, since it is larger than the sum of its proper divisors (141658).

276842 is a wasteful number, since it uses less digits than its factorization.

276842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080.

The product of its digits is 5376, while the sum is 29.

The square root of 276842 is about 526.1577710155. The cubic root of 276842 is about 65.1744426662.

The spelling of 276842 in words is "two hundred seventy-six thousand, eight hundred forty-two".