878966 has 8 divisors (see below), whose sum is σ = 1438344. Its totient is φ = 399520.

The previous prime is 878957. The next prime is 878987. The reversal of 878966 is 669878.

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

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

878966 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, 19955 + ... + 19998.

It is an arithmetic number, because the mean of its divisors is an integer number (179793).

2⁸⁷⁸⁹⁶⁶ is an apocalyptic number.

878966 is a deficient number, since it is larger than the sum of its proper divisors (559378).

878966 is a wasteful number, since it uses less digits than its factorization.

878966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39966.

The product of its digits is 145152, while the sum is 44.

The square root of 878966 is about 937.5318661251. The cubic root of 878966 is about 95.7908496424.

The spelling of 878966 in words is "eight hundred seventy-eight thousand, nine hundred sixty-six".