276838 has 8 divisors (see below), whose sum is σ = 419832. Its totient is φ = 136896.

The previous prime is 276833. The next prime is 276839. The reversal of 276838 is 838672.

It is a happy number.

276838 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276833) 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, 520 + ... + 907.

It is an arithmetic number, because the mean of its divisors is an integer number (52479).

2²⁷⁶⁸³⁸ is an apocalyptic number.

276838 is a deficient number, since it is larger than the sum of its proper divisors (142994).

276838 is a wasteful number, since it uses less digits than its factorization.

276838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526.

The product of its digits is 16128, while the sum is 34.

The square root of 276838 is about 526.1539698605. The cubic root of 276838 is about 65.1741287699.

The spelling of 276838 in words is "two hundred seventy-six thousand, eight hundred thirty-eight".