676673 has 4 divisors (see below), whose sum is σ = 687828. Its totient is φ = 665520.

The previous prime is 676661. The next prime is 676679. The reversal of 676673 is 376676.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 258064 + 418609 = 508^2 + 647^2 .

It is a cyclic number.

It is not a de Polignac number, because 676673 - 2¹² = 672577 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 5486 + ... + 5607.

It is an arithmetic number, because the mean of its divisors is an integer number (171957).

2⁶⁷⁶⁶⁷³ is an apocalyptic number.

It is an amenable number.

676673 is a deficient number, since it is larger than the sum of its proper divisors (11155).

676673 is a wasteful number, since it uses less digits than its factorization.

676673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11154.

The product of its digits is 31752, while the sum is 35.

The square root of 676673 is about 822.6013615355. The cubic root of 676673 is about 87.7929446752.

The spelling of 676673 in words is "six hundred seventy-six thousand, six hundred seventy-three".