136804 has 12 divisors (see below), whose sum is σ = 249984. Its totient is φ = 65384.

The previous prime is 136777. The next prime is 136811. The reversal of 136804 is 408631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652 + ... + 835.

It is an arithmetic number, because the mean of its divisors is an integer number (20832).

2¹³⁶⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

136804 is a deficient number, since it is larger than the sum of its proper divisors (113180).

136804 is a wasteful number, since it uses less digits than its factorization.

136804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 136804 is about 369.8702475193. The cubic root of 136804 is about 51.5267715146.

The spelling of 136804 in words is "one hundred thirty-six thousand, eight hundred four".