136812606 has 48 divisors (see below), whose sum is σ = 326927376. Its totient is φ = 38029824.

The previous prime is 136812587. The next prime is 136812607. The reversal of 136812606 is 606218631.

It is a super-2 number, since 2×136812606² = 37435378321022472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136812607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4590 + ... + 17166.

It is an arithmetic number, because the mean of its divisors is an integer number (6810987).

Almost surely, 2^136812606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136812606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163463688).

136812606 is an abundant number, since it is smaller than the sum of its proper divisors (190114770).

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

136812606 is a wasteful number, since it uses less digits than its factorization.

136812606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12633 (or 12626 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 136812606 is about 11696.6920964861. The cubic root of 136812606 is about 515.2785196566.

The spelling of 136812606 in words is "one hundred thirty-six million, eight hundred twelve thousand, six hundred six".