276726 has 16 divisors (see below), whose sum is σ = 586224. Its totient is φ = 86784.

The previous prime is 276721. The next prime is 276739. The reversal of 276726 is 627672.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 276693 and 276702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276721) by changing a digit.

276726 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 7 ways as a sum of consecutive naturals, for example, 1255 + ... + 1458.

It is an arithmetic number, because the mean of its divisors is an integer number (36639).

2²⁷⁶⁷²⁶ is an apocalyptic number.

276726 is an abundant number, since it is smaller than the sum of its proper divisors (309498).

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

276726 is a wasteful number, since it uses less digits than its factorization.

276726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735.

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

The square root of 276726 is about 526.0475263700. The cubic root of 276726 is about 65.1653384461.

The spelling of 276726 in words is "two hundred seventy-six thousand, seven hundred twenty-six".