136344236 has 24 divisors (see below), whose sum is σ = 273566496. Its totient is φ = 58245120.

The previous prime is 136344203. The next prime is 136344239. The reversal of 136344236 is 632443631.

It is not an unprimeable number, because it can be changed into a prime (136344239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1196 + ... + 16556.

It is an arithmetic number, because the mean of its divisors is an integer number (11398604).

Almost surely, 2^136344236 is an apocalyptic number.

It is an amenable number.

136344236 is an abundant number, since it is smaller than the sum of its proper divisors (137222260).

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

136344236 is a wasteful number, since it uses less digits than its factorization.

136344236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15689 (or 15687 counting only the distinct ones).

The product of its digits is 31104, while the sum is 32.

The square root of 136344236 is about 11676.6534589325. The cubic root of 136344236 is about 514.6898386914.

Adding to 136344236 its reverse (632443631), we get a palindrome (768787867).

The spelling of 136344236 in words is "one hundred thirty-six million, three hundred forty-four thousand, two hundred thirty-six".