136340556 has 48 divisors (see below), whose sum is σ = 348485760. Its totient is φ = 41144320.

The previous prime is 136340543. The next prime is 136340557. The reversal of 136340556 is 655043631.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (136340557) 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, 31915 + ... + 35933.

It is an arithmetic number, because the mean of its divisors is an integer number (7260120).

Almost surely, 2^136340556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136340556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174242880).

136340556 is an abundant number, since it is smaller than the sum of its proper divisors (212145204).

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

136340556 is a wasteful number, since it uses less digits than its factorization.

136340556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294 (or 4292 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 136340556 is about 11676.4958784731. The cubic root of 136340556 is about 514.6852080699.

The spelling of 136340556 in words is "one hundred thirty-six million, three hundred forty thousand, five hundred fifty-six".