136236 has 12 divisors (see below), whose sum is σ = 317912. Its totient is φ = 45408.

The previous prime is 136223. The next prime is 136237. The reversal of 136236 is 632631.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (136237) 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, 5665 + ... + 5688.

2¹³⁶²³⁶ is an apocalyptic number.

It is an amenable number.

136236 is an abundant number, since it is smaller than the sum of its proper divisors (181676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136236 is a wasteful number, since it uses less digits than its factorization.

136236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11360 (or 11358 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 136236 is about 369.1016120257. The cubic root of 136236 is about 51.4553608224.

Adding to 136236 its reverse (632631), we get a palindrome (768867).

The spelling of 136236 in words is "one hundred thirty-six thousand, two hundred thirty-six".