136841936 has 80 divisors (see below), whose sum is σ = 341311488. Its totient is φ = 51580800.

The previous prime is 136841917. The next prime is 136841941. The reversal of 136841936 is 639148631.

It is a junction number, because it is equal to n+sod(n) for n = 136841893 and 136841902.

It is a congruent number.

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, 36401 + ... + 39983.

Almost surely, 2^136841936 is an apocalyptic number.

136841936 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 136841936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170655744).

136841936 is an abundant number, since it is smaller than the sum of its proper divisors (204469552).

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

136841936 is a wasteful number, since it uses less digits than its factorization.

136841936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640 (or 3634 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 136841936 is about 11697.9458025758. The cubic root of 136841936 is about 515.3153389712.

The spelling of 136841936 in words is "one hundred thirty-six million, eight hundred forty-one thousand, nine hundred thirty-six".