133532600 has 48 divisors (see below), whose sum is σ = 311364000. Its totient is φ = 53258240.

The previous prime is 133532527. The next prime is 133532621. The reversal of 133532600 is 6235331.

133532600 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89057 + ... + 90543.

It is an arithmetic number, because the mean of its divisors is an integer number (6486750).

Almost surely, 2^133532600 is an apocalyptic number.

133532600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133532600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155682000).

133532600 is an abundant number, since it is smaller than the sum of its proper divisors (177831400).

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

133532600 is a wasteful number, since it uses less digits than its factorization.

133532600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952 (or 1943 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 133532600 is about 11555.6306621491. The cubic root of 133532600 is about 511.1273281279.

Adding to 133532600 its reverse (6235331), we get a palindrome (139767931).

The spelling of 133532600 in words is "one hundred thirty-three million, five hundred thirty-two thousand, six hundred".