676671 has 8 divisors (see below), whose sum is σ = 917760. Its totient is φ = 443352.

The previous prime is 676661. The next prime is 676679. The reversal of 676671 is 176676.

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

It is not a de Polignac number, because 676671 - 2¹⁷ = 545599 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

676671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676679) 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, 1735 + ... + 2088.

It is an arithmetic number, because the mean of its divisors is an integer number (114720).

2⁶⁷⁶⁶⁷¹ is an apocalyptic number.

676671 is a deficient number, since it is larger than the sum of its proper divisors (241089).

676671 is a wasteful number, since it uses less digits than its factorization.

676671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885.

The product of its digits is 10584, while the sum is 33.

The square root of 676671 is about 822.6001458789. The cubic root of 676671 is about 87.7928581804.

The spelling of 676671 in words is "six hundred seventy-six thousand, six hundred seventy-one".