878894 has 8 divisors (see below), whose sum is σ = 1322568. Its totient is φ = 438040.

The previous prime is 878893. The next prime is 878929. The reversal of 878894 is 498878.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464 + ... + 1404.

It is an arithmetic number, because the mean of its divisors is an integer number (165321).

2⁸⁷⁸⁸⁹⁴ is an apocalyptic number.

878894 is a deficient number, since it is larger than the sum of its proper divisors (443674).

878894 is a wasteful number, since it uses less digits than its factorization.

878894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410.

The product of its digits is 129024, while the sum is 44.

The square root of 878894 is about 937.4934666439. The cubic root of 878894 is about 95.7882340200.

The spelling of 878894 in words is "eight hundred seventy-eight thousand, eight hundred ninety-four".