133210532 has 36 divisors (see below), whose sum is σ = 288501696. Its totient is φ = 52696800.

The previous prime is 133210529. The next prime is 133210537. The reversal of 133210532 is 235012331.

It is not an unprimeable number, because it can be changed into a prime (133210537) 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 11 ways as a sum of consecutive naturals, for example, 9344 + ... + 18807.

It is an arithmetic number, because the mean of its divisors is an integer number (8013936).

Almost surely, 2^133210532 is an apocalyptic number.

It is an amenable number.

133210532 is an abundant number, since it is smaller than the sum of its proper divisors (155291164).

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

133210532 is a wasteful number, since it uses less digits than its factorization.

133210532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28188 (or 28173 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 133210532 is about 11541.6867051571. The cubic root of 133210532 is about 510.7160670540.

Adding to 133210532 its reverse (235012331), we get a palindrome (368222863).

The spelling of 133210532 in words is "one hundred thirty-three million, two hundred ten thousand, five hundred thirty-two".