133434532 has 24 divisors (see below), whose sum is σ = 291130560. Its totient is φ = 51987360.

The previous prime is 133434529. The next prime is 133434557. The reversal of 133434532 is 235434331.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 133434532.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 216307 + ... + 216922.

It is an arithmetic number, because the mean of its divisors is an integer number (12130440).

Almost surely, 2^133434532 is an apocalyptic number.

It is an amenable number.

133434532 is an abundant number, since it is smaller than the sum of its proper divisors (157696028).

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

133434532 is a wasteful number, since it uses less digits than its factorization.

133434532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433251 (or 433249 counting only the distinct ones).

The product of its digits is 12960, while the sum is 28.

The square root of 133434532 is about 11551.3865834366. The cubic root of 133434532 is about 511.0021713979.

Adding to 133434532 its reverse (235434331), we get a palindrome (368868863).

The spelling of 133434532 in words is "one hundred thirty-three million, four hundred thirty-four thousand, five hundred thirty-two".