136533256 has 64 divisors (see below), whose sum is σ = 285310080. Its totient is φ = 60963840.

The previous prime is 136533233. The next prime is 136533263. The reversal of 136533256 is 652335631.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216061 + ... + 216691.

It is an arithmetic number, because the mean of its divisors is an integer number (4457970).

Almost surely, 2^136533256 is an apocalyptic number.

It is an amenable number.

136533256 is an abundant number, since it is smaller than the sum of its proper divisors (148776824).

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

136533256 is a wasteful number, since it uses less digits than its factorization.

136533256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734 (or 730 counting only the distinct ones).

The product of its digits is 48600, while the sum is 34.

The square root of 136533256 is about 11684.7445842860. The cubic root of 136533256 is about 514.9275745702.

Adding to 136533256 its reverse (652335631), we get a palindrome (788868887).

The spelling of 136533256 in words is "one hundred thirty-six million, five hundred thirty-three thousand, two hundred fifty-six".