136608 has 24 divisors (see below), whose sum is σ = 358848. Its totient is φ = 45504.

The previous prime is 136607. The next prime is 136621. The reversal of 136608 is 806631.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 136608.

It is not an unprimeable number, because it can be changed into a prime (136601) 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, 616 + ... + 807.

It is an arithmetic number, because the mean of its divisors is an integer number (14952).

2¹³⁶⁶⁰⁸ is an apocalyptic number.

It is an amenable number.

136608 is an abundant number, since it is smaller than the sum of its proper divisors (222240).

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

136608 is a wasteful number, since it uses less digits than its factorization.

136608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 136608 is about 369.6051947687. The cubic root of 136608 is about 51.5021521707.

The spelling of 136608 in words is "one hundred thirty-six thousand, six hundred eight".