133252 has 12 divisors (see below), whose sum is σ = 266560. Its totient is φ = 57096.

The previous prime is 133241. The next prime is 133253. The reversal of 133252 is 252331.

133252 is an admirable number.

It is a d-powerful number, because it can be written as 1 + 3 + 2¹¹ + 3 + 5³ + 2¹⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133253) by changing a digit.

133252 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352 + ... + 2407.

2¹³³²⁵² is an apocalyptic number.

It is an amenable number.

133252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133252 is a wasteful number, since it uses less digits than its factorization.

133252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4770 (or 4768 counting only the distinct ones).

The product of its digits is 180, while the sum is 16.

The square root of 133252 is about 365.0369844276. The cubic root of 133252 is about 51.0769056299.

Adding to 133252 its reverse (252331), we get a palindrome (385583).

The spelling of 133252 in words is "one hundred thirty-three thousand, two hundred fifty-two".