136253260 has 144 divisors (see below), whose sum is σ = 349102656. Its totient is φ = 44352000.

The previous prime is 136253251. The next prime is 136253267. The reversal of 136253260 is 62352631.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (136253267) 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 47 ways as a sum of consecutive naturals, for example, 1919025 + ... + 1919095.

It is an arithmetic number, because the mean of its divisors is an integer number (2424324).

Almost surely, 2^136253260 is an apocalyptic number.

136253260 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 136253260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174551328).

136253260 is an abundant number, since it is smaller than the sum of its proper divisors (212849396).

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

136253260 is a wasteful number, since it uses less digits than its factorization.

136253260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 136253260 is about 11672.7571721509. The cubic root of 136253260 is about 514.5753372340.

The spelling of 136253260 in words is "one hundred thirty-six million, two hundred fifty-three thousand, two hundred sixty".