135752232 has 64 divisors (see below), whose sum is σ = 423129600. Its totient is φ = 35259840.

The previous prime is 135752209. The next prime is 135752237. The reversal of 135752232 is 232257531.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 135752232.

It is not an unprimeable number, because it can be changed into a prime (135752237) 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 15 ways as a sum of consecutive naturals, for example, 34882 + ... + 38577.

It is an arithmetic number, because the mean of its divisors is an integer number (6611400).

Almost surely, 2^135752232 is an apocalyptic number.

135752232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135752232 is an abundant number, since it is smaller than the sum of its proper divisors (287377368).

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

135752232 is a wasteful number, since it uses less digits than its factorization.

135752232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73486 (or 73482 counting only the distinct ones).

The product of its digits is 12600, while the sum is 30.

The square root of 135752232 is about 11651.2759816254. The cubic root of 135752232 is about 513.9438335373.

The spelling of 135752232 in words is "one hundred thirty-five million, seven hundred fifty-two thousand, two hundred thirty-two".