676984 has 48 divisors (see below), whose sum is σ = 1621080. Its totient is φ = 262080.

The previous prime is 676981. The next prime is 676987. The reversal of 676984 is 489676.

676984 = T₂₃₇ + T₂₃₈ + ... + T₂₅₈.

It is an interprime number because it is at equal distance from previous prime (676981) and next prime (676987).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 676984.

It is not an unprimeable number, because it can be changed into a prime (676981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4234 + ... + 4390.

2⁶⁷⁶⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 676984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810540).

676984 is an abundant number, since it is smaller than the sum of its proper divisors (944096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676984 is a wasteful number, since it uses less digits than its factorization.

676984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 177 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 676984 is about 822.7903742752. The cubic root of 676984 is about 87.8063925414.

The spelling of 676984 in words is "six hundred seventy-six thousand, nine hundred eighty-four".