988938 has 12 divisors (see below), whose sum is σ = 2142738. Its totient is φ = 329640.
The previous prime is 988937. The next prime is 988951. The reversal of 988938 is 839889.
988938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 700569 + 288369 = 837^2 + 537^2 .
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 988893 and 988902.
It is not an unprimeable number, because it can be changed into a prime (988937) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27453 + ... + 27488.
2988938 is an apocalyptic number.
988938 is an abundant number, since it is smaller than the sum of its proper divisors (1153800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
988938 is a wasteful number, since it uses less digits than its factorization.
988938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54949 (or 54946 counting only the distinct ones).
The product of its digits is 124416, while the sum is 45.
The square root of 988938 is about 994.4536188279. The cubic root of 988938 is about 99.6298986061.
The spelling of 988938 in words is "nine hundred eighty-eight thousand, nine hundred thirty-eight".
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