878844 has 12 divisors (see below), whose sum is σ = 2050664. Its totient is φ = 292944.

The previous prime is 878837. The next prime is 878851. The reversal of 878844 is 448878.

It is an interprime number because it is at equal distance from previous prime (878837) and next prime (878851).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

878844 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, 36607 + ... + 36630.

2⁸⁷⁸⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

878844 is an abundant number, since it is smaller than the sum of its proper divisors (1171820).

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

878844 is a wasteful number, since it uses less digits than its factorization.

878844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73244 (or 73242 counting only the distinct ones).

The product of its digits is 57344, while the sum is 39.

The square root of 878844 is about 937.4667994121. The cubic root of 878844 is about 95.7864175315.

The spelling of 878844 in words is "eight hundred seventy-eight thousand, eight hundred forty-four".