137204 has 6 divisors (see below), whose sum is σ = 240114. Its totient is φ = 68600.

The previous prime is 137201. The next prime is 137209. The reversal of 137204 is 402731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 88804 + 48400 = 298^2 + 220^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17147 + ... + 17154.

It is an arithmetic number, because the mean of its divisors is an integer number (40019).

2¹³⁷²⁰⁴ is an apocalyptic number.

It is an amenable number.

137204 is a deficient number, since it is larger than the sum of its proper divisors (102910).

137204 is a wasteful number, since it uses less digits than its factorization.

137204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34305 (or 34303 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 137204 is about 370.4105830022. The cubic root of 137204 is about 51.5769422049.

Adding to 137204 its reverse (402731), we get a palindrome (539935).

The spelling of 137204 in words is "one hundred thirty-seven thousand, two hundred four".