136847872 has 40 divisors (see below), whose sum is σ = 312497856. Its totient is φ = 58647552.

The previous prime is 136847869. The next prime is 136847903. The reversal of 136847872 is 278748631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15508 + ... + 22675.

Almost surely, 2^136847872 is an apocalyptic number.

It is an amenable number.

136847872 is an abundant number, since it is smaller than the sum of its proper divisors (175649984).

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

136847872 is an frugal number, since it uses more digits than its factorization.

136847872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38208 (or 38192 counting only the distinct ones).

The product of its digits is 451584, while the sum is 46.

The square root of 136847872 is about 11698.1995195842. The cubic root of 136847872 is about 515.3227900682.

The spelling of 136847872 in words is "one hundred thirty-six million, eight hundred forty-seven thousand, eight hundred seventy-two".