136539824 has 10 divisors (see below), whose sum is σ = 264545940. Its totient is φ = 68269904.

The previous prime is 136539797. The next prime is 136539829. The reversal of 136539824 is 428935631.

It is not an unprimeable number, because it can be changed into a prime (136539829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4266854 + ... + 4266885.

It is an arithmetic number, because the mean of its divisors is an integer number (26454594).

Almost surely, 2^136539824 is an apocalyptic number.

It is an amenable number.

136539824 is a deficient number, since it is larger than the sum of its proper divisors (128006116).

136539824 is an equidigital number, since it uses as much as digits as its factorization.

136539824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8533747 (or 8533741 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 136539824 is about 11685.0256311229. The cubic root of 136539824 is about 514.9358313866.

The spelling of 136539824 in words is "one hundred thirty-six million, five hundred thirty-nine thousand, eight hundred twenty-four".