135909224 has 16 divisors (see below), whose sum is σ = 277996320. Its totient is φ = 61776880.

The previous prime is 135909217. The next prime is 135909229. The reversal of 135909224 is 422909531.

135909224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135909229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772124 + ... + 772299.

It is an arithmetic number, because the mean of its divisors is an integer number (17374770).

Almost surely, 2^135909224 is an apocalyptic number.

It is an amenable number.

135909224 is an abundant number, since it is smaller than the sum of its proper divisors (142087096).

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

135909224 is a wasteful number, since it uses less digits than its factorization.

135909224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544440 (or 1544436 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 135909224 is about 11658.0111511355. The cubic root of 135909224 is about 514.1418756765.

The spelling of 135909224 in words is "one hundred thirty-five million, nine hundred nine thousand, two hundred twenty-four".