887820 has 24 divisors (see below), whose sum is σ = 2486064. Its totient is φ = 236736.

The previous prime is 887819. The next prime is 887827. The reversal of 887820 is 28788.

It is not an unprimeable number, because it can be changed into a prime (887827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7339 + ... + 7458.

It is an arithmetic number, because the mean of its divisors is an integer number (103586).

2⁸⁸⁷⁸²⁰ is an apocalyptic number.

It is an amenable number.

887820 is an abundant number, since it is smaller than the sum of its proper divisors (1598244).

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

887820 is a wasteful number, since it uses less digits than its factorization.

887820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14809 (or 14807 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 33.

The square root of 887820 is about 942.2420071298. The cubic root of 887820 is about 96.1114157818. Note that the first 3 decimals are identical.

The spelling of 887820 in words is "eight hundred eighty-seven thousand, eight hundred twenty".