678359 has 8 divisors (see below), whose sum is σ = 749952. Its totient is φ = 608440.

The previous prime is 678343. The next prime is 678367. The reversal of 678359 is 953876.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 678359 - 2⁴ = 678343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (678329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542 + ... + 1284.

It is an arithmetic number, because the mean of its divisors is an integer number (93744).

2⁶⁷⁸³⁵⁹ is an apocalyptic number.

678359 is a deficient number, since it is larger than the sum of its proper divisors (71593).

678359 is a wasteful number, since it uses less digits than its factorization.

678359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837.

The product of its digits is 45360, while the sum is 38.

The square root of 678359 is about 823.6255217027. The cubic root of 678359 is about 87.8657992346.

The spelling of 678359 in words is "six hundred seventy-eight thousand, three hundred fifty-nine".