677606 has 4 divisors (see below), whose sum is σ = 1016412. Its totient is φ = 338802.

The previous prime is 677587. The next prime is 677627. The reversal of 677606 is 606776.

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

It is a super-3 number, since 3×677606³ = 933368163602583048, which contains 333 as substring.

It is a d-powerful number, because it can be written as 6² + 7² + 6⁷ + 7⁶ + 0 + 6⁷ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169400 + ... + 169403.

It is an arithmetic number, because the mean of its divisors is an integer number (254103).

2⁶⁷⁷⁶⁰⁶ is an apocalyptic number.

677606 is a deficient number, since it is larger than the sum of its proper divisors (338806).

677606 is a wasteful number, since it uses less digits than its factorization.

677606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338805.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 677606 is about 823.1682695537. The cubic root of 677606 is about 87.8332759232.

The spelling of 677606 in words is "six hundred seventy-seven thousand, six hundred six".