136212 has 12 divisors (see below), whose sum is σ = 317856. Its totient is φ = 45400.

The previous prime is 136207. The next prime is 136217. The reversal of 136212 is 212631.

It is an interprime number because it is at equal distance from previous prime (136207) and next prime (136217).

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 a junction number, because it is equal to n+sod(n) for n = 136191 and 136200.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 136212.

It is not an unprimeable number, because it can be changed into a prime (136217) 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 in 3 ways as a sum of consecutive naturals, for example, 5664 + ... + 5687.

It is an arithmetic number, because the mean of its divisors is an integer number (26488).

2¹³⁶²¹² is an apocalyptic number.

136212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136212 is an abundant number, since it is smaller than the sum of its proper divisors (181644).

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

136212 is a wasteful number, since it uses less digits than its factorization.

136212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11358 (or 11356 counting only the distinct ones).

The product of its digits is 72, while the sum is 15.

The square root of 136212 is about 369.0690992213. The cubic root of 136212 is about 51.4523391023.

Adding to 136212 its reverse (212631), we get a palindrome (348843).

The spelling of 136212 in words is "one hundred thirty-six thousand, two hundred twelve".