109804 has 12 divisors (see below), whose sum is σ = 194824. Its totient is φ = 54144.

The previous prime is 109793. The next prime is 109807. The reversal of 109804 is 408901.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109807) 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, 247 + ... + 529.

2¹⁰⁹⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

109804 is a deficient number, since it is larger than the sum of its proper divisors (85020).

109804 is a wasteful number, since it uses less digits than its factorization.

109804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 382 counting only the distinct ones).

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

The square root of 109804 is about 331.3668661771. The cubic root of 109804 is about 47.8857235214.

The spelling of 109804 in words is "one hundred nine thousand, eight hundred four".