676577 has 4 divisors (see below), whose sum is σ = 738096. Its totient is φ = 615060.

The previous prime is 676573. The next prime is 676589. The reversal of 676577 is 775676.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 676577 - 2² = 676573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 676577.

It is not an unprimeable number, because it can be changed into a prime (676573) 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, 30743 + ... + 30764.

It is an arithmetic number, because the mean of its divisors is an integer number (184524).

2⁶⁷⁶⁵⁷⁷ is an apocalyptic number.

It is an amenable number.

676577 is a deficient number, since it is larger than the sum of its proper divisors (61519).

676577 is a wasteful number, since it uses less digits than its factorization.

676577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61518.

The product of its digits is 61740, while the sum is 38.

The square root of 676577 is about 822.5430079941. The cubic root of 676577 is about 87.7887927331.

Subtracting 676577 from its reverse (775676), we obtain a palindrome (99099).

The spelling of 676577 in words is "six hundred seventy-six thousand, five hundred seventy-seven".