675678 has 16 divisors (see below), whose sum is σ = 1422720. Its totient is φ = 213336.

The previous prime is 675643. The next prime is 675713. The reversal of 675678 is 876576.

It is an interprime number because it is at equal distance from previous prime (675643) and next prime (675713).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2850 + ... + 3077.

It is an arithmetic number, because the mean of its divisors is an integer number (88920).

2⁶⁷⁵⁶⁷⁸ is an apocalyptic number.

675678 is an abundant number, since it is smaller than the sum of its proper divisors (747042).

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

675678 is a wasteful number, since it uses less digits than its factorization.

675678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5951.

The product of its digits is 70560, while the sum is 39.

The square root of 675678 is about 821.9963503569. The cubic root of 675678 is about 87.7498924520.

The spelling of 675678 in words is "six hundred seventy-five thousand, six hundred seventy-eight".