678082 has 8 divisors (see below), whose sum is σ = 1036476. Its totient is φ = 332592.

The previous prime is 678077. The next prime is 678101. The reversal of 678082 is 280876.

It can be written as a sum of positive squares in 2 ways, for example, as 641601 + 36481 = 801^2 + 191^2 .

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

It is an unprimeable number.

678082 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 in 3 ways as a sum of consecutive naturals, for example, 3093 + ... + 3304.

2⁶⁷⁸⁰⁸² is an apocalyptic number.

678082 is a deficient number, since it is larger than the sum of its proper divisors (358394).

678082 is a wasteful number, since it uses less digits than its factorization.

678082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6452.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 678082 is about 823.4573455863. The cubic root of 678082 is about 87.8538379476.

The spelling of 678082 in words is "six hundred seventy-eight thousand, eighty-two".