117884 has 12 divisors (see below), whose sum is σ = 222264. Its totient is φ = 54384.

The previous prime is 117883. The next prime is 117889. The reversal of 117884 is 488711.

It is a plaindrome in base 15.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117881) 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, 1082 + ... + 1185.

It is an arithmetic number, because the mean of its divisors is an integer number (18522).

2¹¹⁷⁸⁸⁴ is an apocalyptic number.

It is an amenable number.

117884 is a deficient number, since it is larger than the sum of its proper divisors (104380).

117884 is a wasteful number, since it uses less digits than its factorization.

117884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284 (or 2282 counting only the distinct ones).

The product of its digits is 1792, while the sum is 29.

The square root of 117884 is about 343.3423947024. The cubic root of 117884 is about 49.0326035964.

Subtracting from 117884 its sum of digits (29), we obtain a triangular number (117855 = T₄₈₅).

It can be divided in two parts, 117 and 884, that added together give a palindrome (1001).

The spelling of 117884 in words is "one hundred seventeen thousand, eight hundred eighty-four".