605678 has 8 divisors (see below), whose sum is σ = 937920. Its totient is φ = 293040.

The previous prime is 605641. The next prime is 605687. The reversal of 605678 is 876506.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4823 + ... + 4946.

It is an arithmetic number, because the mean of its divisors is an integer number (117240).

2⁶⁰⁵⁶⁷⁸ is an apocalyptic number.

605678 is a deficient number, since it is larger than the sum of its proper divisors (332242).

605678 is a wasteful number, since it uses less digits than its factorization.

605678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9802.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 605678 is about 778.2531721747. The cubic root of 605678 is about 84.6084878041.

The spelling of 605678 in words is "six hundred five thousand, six hundred seventy-eight".