988885 has 8 divisors (see below), whose sum is σ = 1238400. Its totient is φ = 756624.

The previous prime is 988877. The next prime is 988901. The reversal of 988885 is 588889.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 988885 - 2³ = 988877 is a prime.

It is a nialpdrome in base 10.

It is a congruent number.

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, 4185 + ... + 4414.

It is an arithmetic number, because the mean of its divisors is an integer number (154800).

2⁹⁸⁸⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

988885 is a deficient number, since it is larger than the sum of its proper divisors (249515).

988885 is a wasteful number, since it uses less digits than its factorization.

988885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8627.

The product of its digits is 184320, while the sum is 46.

The square root of 988885 is about 994.4269706721. The cubic root of 988885 is about 99.6281187577.

The spelling of 988885 in words is "nine hundred eighty-eight thousand, eight hundred eighty-five".