677960828 has 6 divisors (see below), whose sum is σ = 1186431456. Its totient is φ = 338980412.

The previous prime is 677960819. The next prime is 677960851. The reversal of 677960828 is 828069776.

It is a happy number.

677960828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 677960828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84745100 + ... + 84745107.

It is an arithmetic number, because the mean of its divisors is an integer number (197738576).

Almost surely, 2^677960828 is an apocalyptic number.

It is an amenable number.

677960828 is a deficient number, since it is larger than the sum of its proper divisors (508470628).

677960828 is a wasteful number, since it uses less digits than its factorization.

677960828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169490211 (or 169490209 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 53.

The square root of 677960828 is about 26037.6809259197. The cubic root of 677960828 is about 878.4860452973.

The spelling of 677960828 in words is "six hundred seventy-seven million, nine hundred sixty thousand, eight hundred twenty-eight".