136273536 has 256 divisors, whose sum is σ = 473932800. Its totient is φ = 37739520.

The previous prime is 136273531. The next prime is 136273541. The reversal of 136273536 is 635372631.

It is an interprime number because it is at equal distance from previous prime (136273531) and next prime (136273541).

It is a super-2 number, since 2×136273536² = 37140953227886592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 136273536.

It is not an unprimeable number, because it can be changed into a prime (136273531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1040191 + ... + 1040321.

It is an arithmetic number, because the mean of its divisors is an integer number (1851300).

Almost surely, 2^136273536 is an apocalyptic number.

136273536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136273536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236966400).

136273536 is an abundant number, since it is smaller than the sum of its proper divisors (337659264).

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

136273536 is a wasteful number, since it uses less digits than its factorization.

136273536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 186 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 136273536 is about 11673.6256578665. The cubic root of 136273536 is about 514.6008608118.

136273536 divided by its sum of digits (36) gives a triangular number (3785376 = T₂₇₅₁).

The spelling of 136273536 in words is "one hundred thirty-six million, two hundred seventy-three thousand, five hundred thirty-six".