676705 has 8 divisors (see below), whose sum is σ = 832104. Its totient is φ = 528000.

The previous prime is 676703. The next prime is 676717. The reversal of 676705 is 507676.

It can be written as a sum of positive squares in 4 ways, for example, as 9216 + 667489 = 96^2 + 817^2 .

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

It is not a de Polignac number, because 676705 - 2¹ = 676703 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1446 + ... + 1855.

It is an arithmetic number, because the mean of its divisors is an integer number (104013).

2⁶⁷⁶⁷⁰⁵ is an apocalyptic number.

It is an amenable number.

676705 is a deficient number, since it is larger than the sum of its proper divisors (155399).

676705 is a wasteful number, since it uses less digits than its factorization.

676705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 676705 is about 822.6208117961. The cubic root of 676705 is about 87.7943285686.

The spelling of 676705 in words is "six hundred seventy-six thousand, seven hundred five".