677708 has 6 divisors (see below), whose sum is σ = 1185996. Its totient is φ = 338852.

The previous prime is 677687. The next prime is 677717. The reversal of 677708 is 807776.

677708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 677708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84710 + ... + 84717.

It is an arithmetic number, because the mean of its divisors is an integer number (197666).

2⁶⁷⁷⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

677708 is a deficient number, since it is larger than the sum of its proper divisors (508288).

677708 is a wasteful number, since it uses less digits than its factorization.

677708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169431 (or 169429 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 677708 is about 823.2302229632. The cubic root of 677708 is about 87.8376828818.

The spelling of 677708 in words is "six hundred seventy-seven thousand, seven hundred eight".