100984 has 16 divisors (see below), whose sum is σ = 204120. Its totient is φ = 46560.

The previous prime is 100981. The next prime is 100987. The reversal of 100984 is 489001.

It is an interprime number because it is at equal distance from previous prime (100981) and next prime (100987).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382 + ... + 589.

2¹⁰⁰⁹⁸⁴ is an apocalyptic number.

It is an amenable number.

100984 is an abundant number, since it is smaller than the sum of its proper divisors (103136).

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

100984 is a wasteful number, since it uses less digits than its factorization.

100984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990 (or 986 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 100984 is about 317.7797979734. The cubic root of 100984 is about 46.5676358012.

Adding to 100984 its reverse (489001), we get a palindrome (589985).

The spelling of 100984 in words is "one hundred thousand, nine hundred eighty-four".