109204 has 12 divisors (see below), whose sum is σ = 199584. Its totient is φ = 52184.

The previous prime is 109201. The next prime is 109211. The reversal of 109204 is 402901.

109204 is nontrivially palindromic in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109201) 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, 502 + ... + 685.

It is an arithmetic number, because the mean of its divisors is an integer number (16632).

2¹⁰⁹²⁰⁴ is an apocalyptic number.

It is an amenable number.

109204 is a deficient number, since it is larger than the sum of its proper divisors (90380).

109204 is a wasteful number, since it uses less digits than its factorization.

109204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214 (or 1212 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 109204 is about 330.4602850571. The cubic root of 109204 is about 47.7983438091.

It can be divided in two parts, 109 and 204, that added together give a palindrome (313).

The spelling of 109204 in words is "one hundred nine thousand, two hundred four".