677308 has 6 divisors (see below), whose sum is σ = 1185296. Its totient is φ = 338652.

The previous prime is 677239. The next prime is 677309. The reversal of 677308 is 803776.

It is a super-2 number, since 2×677308² = 917492253728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 677308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677309) by changing a digit.

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, 84660 + ... + 84667.

2⁶⁷⁷³⁰⁸ is an apocalyptic number.

It is an amenable number.

677308 is a deficient number, since it is larger than the sum of its proper divisors (507988).

677308 is a wasteful number, since it uses less digits than its factorization.

677308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169331 (or 169329 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 677308 is about 822.9872416994. The cubic root of 677308 is about 87.8203981574.

The spelling of 677308 in words is "six hundred seventy-seven thousand, three hundred eight".