988928 has 18 divisors (see below), whose sum is σ = 1974504. Its totient is φ = 494336.

The previous prime is 988909. The next prime is 988937. The reversal of 988928 is 829889.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1676 + ... + 2187.

2⁹⁸⁸⁹²⁸ is an apocalyptic number.

It is an amenable number.

988928 is a deficient number, since it is larger than the sum of its proper divisors (985576).

988928 is an equidigital number, since it uses as much as digits as its factorization.

988928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3879 (or 3865 counting only the distinct ones).

The product of its digits is 82944, while the sum is 44.

The square root of 988928 is about 994.4485909287. The cubic root of 988928 is about 99.6295627905.

The spelling of 988928 in words is "nine hundred eighty-eight thousand, nine hundred twenty-eight".