878760 has 48 divisors (see below), whose sum is σ = 2857140. Its totient is φ = 234240.

The previous prime is 878749. The next prime is 878777. The reversal of 878760 is 67878.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 799236 + 79524 = 894^2 + 282^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

878760 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 11 ways as a sum of consecutive naturals, for example, 861 + ... + 1580.

2⁸⁷⁸⁷⁶⁰ is an apocalyptic number.

It is an amenable number.

878760 is an abundant number, since it is smaller than the sum of its proper divisors (1978380).

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

878760 is a wasteful number, since it uses less digits than its factorization.

878760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458 (or 2451 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 878760 is about 937.4219967549. The cubic root of 878760 is about 95.7833656757.

The spelling of 878760 in words is "eight hundred seventy-eight thousand, seven hundred sixty".