678106 has 16 divisors (see below), whose sum is σ = 1195488. Its totient is φ = 284400.

The previous prime is 678103. The next prime is 678133. The reversal of 678106 is 601876.

678106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (678101) 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, 900 + ... + 1471.

It is an arithmetic number, because the mean of its divisors is an integer number (74718).

2⁶⁷⁸¹⁰⁶ is an apocalyptic number.

678106 is a deficient number, since it is larger than the sum of its proper divisors (517382).

678106 is a wasteful number, since it uses less digits than its factorization.

678106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 678106 is about 823.4719181611. The cubic root of 678106 is about 87.8548744335.

It can be divided in two parts, 678 and 106, that added together give a square (784 = 28²).

The spelling of 678106 in words is "six hundred seventy-eight thousand, one hundred six".