139204 has 12 divisors (see below), whose sum is σ = 262444. Its totient is φ = 64224.

The previous prime is 139201. The next prime is 139241. The reversal of 139204 is 402931.

139204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9604 + 129600 = 98^2 + 360^2 .

It is not an unprimeable number, because it can be changed into a prime (139201) 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, 1287 + ... + 1390.

2¹³⁹²⁰⁴ is an apocalyptic number.

It is an amenable number.

139204 is a deficient number, since it is larger than the sum of its proper divisors (123240).

139204 is a wasteful number, since it uses less digits than its factorization.

139204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694 (or 2692 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 139204 is about 373.1005226477. The cubic root of 139204 is about 51.8263437902.

It can be divided in two parts, 13920 and 4, that added together give a square (13924 = 118²).

The spelling of 139204 in words is "one hundred thirty-nine thousand, two hundred four".