676556 has 12 divisors (see below), whose sum is σ = 1199520. Its totient is φ = 333840.

The previous prime is 676523. The next prime is 676573. The reversal of 676556 is 655676.

It is a super-2 number, since 2×676556² = 915456042272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755 + ... + 1386.

It is an arithmetic number, because the mean of its divisors is an integer number (99960).

2⁶⁷⁶⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

676556 is a deficient number, since it is larger than the sum of its proper divisors (522964).

676556 is a wasteful number, since it uses less digits than its factorization.

676556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224 (or 2222 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 676556 is about 822.5302426051. The cubic root of 676556 is about 87.7878844434.

The spelling of 676556 in words is "six hundred seventy-six thousand, five hundred fifty-six".