885420 has 36 divisors (see below), whose sum is σ = 2686320. Its totient is φ = 236064.

The previous prime is 885403. The next prime is 885421. The reversal of 885420 is 24588.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (885421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2280 + ... + 2639.

It is an arithmetic number, because the mean of its divisors is an integer number (74620).

2⁸⁸⁵⁴²⁰ is an apocalyptic number.

It is an amenable number.

885420 is an abundant number, since it is smaller than the sum of its proper divisors (1800900).

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

885420 is a wasteful number, since it uses less digits than its factorization.

885420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934 (or 4929 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 885420 is about 940.9675871145. The cubic root of 885420 is about 96.0247332106.

The spelling of 885420 in words is "eight hundred eighty-five thousand, four hundred twenty".