136730000 has 150 divisors (see below), whose sum is σ = 367087182. Its totient is φ = 49280000.

The previous prime is 136729969. The next prime is 136730021. The reversal of 136730000 is 37631.

136730000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 97140736 + 39589264 = 9856^2 + 6292^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1209944 + ... + 1210056.

Almost surely, 2^136730000 is an apocalyptic number.

136730000 is a gapful number since it is divisible by the number (10) 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 136730000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183543591).

136730000 is an abundant number, since it is smaller than the sum of its proper divisors (230357182).

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

136730000 is a wasteful number, since it uses less digits than its factorization.

136730000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 131 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 136730000 is about 11693.1603940081. The cubic root of 136730000 is about 515.1747922095.

Adding to 136730000 its reverse (37631), we get a palindrome (136767631).

The spelling of 136730000 in words is "one hundred thirty-six million, seven hundred thirty thousand".