136608340 has 24 divisors (see below), whose sum is σ = 312957792. Its totient is φ = 49675680.

The previous prime is 136608323. The next prime is 136608343. The reversal of 136608340 is 43806631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136608343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310254 + ... + 310693.

It is an arithmetic number, because the mean of its divisors is an integer number (13039908).

Almost surely, 2^136608340 is an apocalyptic number.

136608340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136608340 is an abundant number, since it is smaller than the sum of its proper divisors (176349452).

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

136608340 is a wasteful number, since it uses less digits than its factorization.

136608340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620967 (or 620965 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 136608340 is about 11687.9570498869. The cubic root of 136608340 is about 515.0219489813.

The spelling of 136608340 in words is "one hundred thirty-six million, six hundred eight thousand, three hundred forty".