885540 has 24 divisors (see below), whose sum is σ = 2479680. Its totient is φ = 236128.

The previous prime is 885529. The next prime is 885551. The reversal of 885540 is 45588.

It is an interprime number because it is at equal distance from previous prime (885529) and next prime (885551).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 885498 and 885507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7320 + ... + 7439.

It is an arithmetic number, because the mean of its divisors is an integer number (103320).

2⁸⁸⁵⁵⁴⁰ is an apocalyptic number.

It is an amenable number.

885540 is an abundant number, since it is smaller than the sum of its proper divisors (1594140).

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

885540 is a wasteful number, since it uses less digits than its factorization.

885540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14771 (or 14769 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 885540 is about 941.0313491059. The cubic root of 885540 is about 96.0290710568.

The spelling of 885540 in words is "eight hundred eighty-five thousand, five hundred forty".