136226 has 4 divisors (see below), whose sum is σ = 204342. Its totient is φ = 68112.

The previous prime is 136223. The next prime is 136237. The reversal of 136226 is 622631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622631 = 67 ⋅9293.

It can be written as a sum of positive squares in only one way, i.e., 126025 + 10201 = 355^2 + 101^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 136198 and 136207.

It is not an unprimeable number, because it can be changed into a prime (136223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34055 + ... + 34058.

2¹³⁶²²⁶ is an apocalyptic number.

136226 is a deficient number, since it is larger than the sum of its proper divisors (68116).

136226 is an equidigital number, since it uses as much as digits as its factorization.

136226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68115.

The product of its digits is 432, while the sum is 20.

The square root of 136226 is about 369.0880653719. The cubic root of 136226 is about 51.4541018155.

Adding to 136226 its reverse (622631), we get a palindrome (758857).

The spelling of 136226 in words is "one hundred thirty-six thousand, two hundred twenty-six".