136187732 has 12 divisors (see below), whose sum is σ = 244141716. Its totient is φ = 66432960.

The previous prime is 136187719. The next prime is 136187747. The reversal of 136187732 is 237781631.

It can be written as a sum of positive squares in 2 ways, for example, as 37503376 + 98684356 = 6124^2 + 9934^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415043 + ... + 415370.

It is an arithmetic number, because the mean of its divisors is an integer number (20345143).

Almost surely, 2^136187732 is an apocalyptic number.

It is an amenable number.

136187732 is a deficient number, since it is larger than the sum of its proper divisors (107953984).

136187732 is a wasteful number, since it uses less digits than its factorization.

136187732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830458 (or 830456 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 136187732 is about 11669.9499570478. The cubic root of 136187732 is about 514.4928327869.

The spelling of 136187732 in words is "one hundred thirty-six million, one hundred eighty-seven thousand, seven hundred thirty-two".