276673 has 2 divisors, whose sum is σ = 276674. Its totient is φ = 276672.

The previous prime is 276671. The next prime is 276707. The reversal of 276673 is 376672.

276673 is nontrivially palindromic in base 8.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169744 + 106929 = 412^2 + 327^2 .

276673 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 276673 - 2¹ = 276671 is a prime.

Together with 276671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (276671) by changing a digit.

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 as a sum of consecutive naturals, namely, 138336 + 138337.

It is an arithmetic number, because the mean of its divisors is an integer number (138337).

276673 is a Friedman number, since it can be written as (76*7-6)^2-3, using all its digits and the basic arithmetic operations.

2²⁷⁶⁶⁷³ is an apocalyptic number.

It is an amenable number.

276673 is a deficient number, since it is larger than the sum of its proper divisors (1).

276673 is an equidigital number, since it uses as much as digits as its factorization.

276673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 31.

The square root of 276673 is about 525.9971482812. The cubic root of 276673 is about 65.1611779125.

Subtracting 276673 from its reverse (376672), we obtain a palindrome (99999).

It can be divided in two parts, 276 and 673, that added together give a palindrome (949).

The spelling of 276673 in words is "two hundred seventy-six thousand, six hundred seventy-three".