117804 has 12 divisors (see below), whose sum is σ = 274904. Its totient is φ = 39264.

The previous prime is 117797. The next prime is 117809. The reversal of 117804 is 408711.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (117809) by changing a digit.

117804 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4897 + ... + 4920.

2¹¹⁷⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

117804 is an abundant number, since it is smaller than the sum of its proper divisors (157100).

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

117804 is a wasteful number, since it uses less digits than its factorization.

117804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9824 (or 9822 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 117804 is about 343.2258731506. The cubic root of 117804 is about 49.0215093683.

The spelling of 117804 in words is "one hundred seventeen thousand, eight hundred four".