988922 has 16 divisors (see below), whose sum is σ = 1641600. Its totient is φ = 443040.

The previous prime is 988909. The next prime is 988937. The reversal of 988922 is 229889.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 988922.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1454 + ... + 2022.

It is an arithmetic number, because the mean of its divisors is an integer number (102600).

2⁹⁸⁸⁹²² is an apocalyptic number.

988922 is a deficient number, since it is larger than the sum of its proper divisors (652678).

988922 is a wasteful number, since it uses less digits than its factorization.

988922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661.

The product of its digits is 20736, while the sum is 38.

The square root of 988922 is about 994.4455741769. The cubic root of 988922 is about 99.6293613001.

The spelling of 988922 in words is "nine hundred eighty-eight thousand, nine hundred twenty-two".