678848 has 14 divisors (see below), whose sum is σ = 1347216. Its totient is φ = 339392.

The previous prime is 678833. The next prime is 678859. The reversal of 678848 is 848876.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

678848 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5240 + ... + 5367.

2⁶⁷⁸⁸⁴⁸ is an apocalyptic number.

It is an amenable number.

678848 is a deficient number, since it is larger than the sum of its proper divisors (668368).

678848 is a wasteful number, since it uses less digits than its factorization.

678848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10619 (or 10609 counting only the distinct ones).

The product of its digits is 86016, while the sum is 41.

The square root of 678848 is about 823.9223264362. The cubic root of 678848 is about 87.8869070628.

The spelling of 678848 in words is "six hundred seventy-eight thousand, eight hundred forty-eight".