136218234 has 8 divisors (see below), whose sum is σ = 272436480. Its totient is φ = 45406076.

The previous prime is 136218233. The next prime is 136218241. The reversal of 136218234 is 432812631.

It is a sphenic number, since it is the product of 3 distinct primes.

136218234 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (136218233) 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 3 ways as a sum of consecutive naturals, for example, 11351514 + ... + 11351525.

It is an arithmetic number, because the mean of its divisors is an integer number (34054560).

Almost surely, 2^136218234 is an apocalyptic number.

136218234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136218234 is a wasteful number, since it uses less digits than its factorization.

136218234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22703044.

The product of its digits is 6912, while the sum is 30.

The square root of 136218234 is about 11671.2567446698. The cubic root of 136218234 is about 514.5312402820.

The spelling of 136218234 in words is "one hundred thirty-six million, two hundred eighteen thousand, two hundred thirty-four".