676819 has 8 divisors (see below), whose sum is σ = 795312. Its totient is φ = 567840.

The previous prime is 676807. The next prime is 676829. The reversal of 676819 is 918676.

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

It is not a de Polignac number, because 676819 - 2¹¹ = 674771 is a prime.

It is a super-2 number, since 2×676819² = 916167917522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2224 + ... + 2509.

It is an arithmetic number, because the mean of its divisors is an integer number (99414).

2⁶⁷⁶⁸¹⁹ is an apocalyptic number.

676819 is a deficient number, since it is larger than the sum of its proper divisors (118493).

676819 is a wasteful number, since it uses less digits than its factorization.

676819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757.

The product of its digits is 18144, while the sum is 37.

The square root of 676819 is about 822.6900996122. The cubic root of 676819 is about 87.7992583344.

It can be divided in two parts, 67 and 6819, that added together give a palindrome (6886).

The spelling of 676819 in words is "six hundred seventy-six thousand, eight hundred nineteen".