135246224 has 20 divisors (see below), whose sum is σ = 265631436. Its totient is φ = 66696192.

The previous prime is 135246217. The next prime is 135246229. The reversal of 135246224 is 422642531.

It can be written as a sum of positive squares in 2 ways, for example, as 26419600 + 108826624 = 5140^2 + 10432^2 .

It is a super-2 number, since 2×135246224² = 36583082212516352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135246229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56729 + ... + 59064.

Almost surely, 2^135246224 is an apocalyptic number.

It is an amenable number.

135246224 is a deficient number, since it is larger than the sum of its proper divisors (130385212).

135246224 is a wasteful number, since it uses less digits than its factorization.

135246224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115874 (or 115868 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 135246224 is about 11629.5410055599. The cubic root of 135246224 is about 513.3044739309.

Adding to 135246224 its reverse (422642531), we get a palindrome (557888755).

The spelling of 135246224 in words is "one hundred thirty-five million, two hundred forty-six thousand, two hundred twenty-four".