136652838 has 32 divisors (see below), whose sum is σ = 312829440. Its totient is φ = 38983680.

The previous prime is 136652837. The next prime is 136652863. The reversal of 136652838 is 838256631.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 136652838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136652833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30183 + ... + 34413.

It is an arithmetic number, because the mean of its divisors is an integer number (9775920).

Almost surely, 2^136652838 is an apocalyptic number.

136652838 is an abundant number, since it is smaller than the sum of its proper divisors (176176602).

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

136652838 is a wasteful number, since it uses less digits than its factorization.

136652838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012.

The product of its digits is 207360, while the sum is 42.

The square root of 136652838 is about 11689.8604782093. The cubic root of 136652838 is about 515.0778629877.

The spelling of 136652838 in words is "one hundred thirty-six million, six hundred fifty-two thousand, eight hundred thirty-eight".