133660832 has 24 divisors (see below), whose sum is σ = 263412576. Its totient is φ = 66762432.

The previous prime is 133660829. The next prime is 133660847. The reversal of 133660832 is 238066331.

It is a Harshad number since it is a multiple of its sum of digits (32).

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 3 ways as a sum of consecutive naturals, for example, 48023 + ... + 50729.

It is an arithmetic number, because the mean of its divisors is an integer number (10975524).

Almost surely, 2^133660832 is an apocalyptic number.

It is an amenable number.

133660832 is a deficient number, since it is larger than the sum of its proper divisors (129751744).

133660832 is a wasteful number, since it uses less digits than its factorization.

133660832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260 (or 4252 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 133660832 is about 11561.1777946713. The cubic root of 133660832 is about 511.2908884628.

The spelling of 133660832 in words is "one hundred thirty-three million, six hundred sixty thousand, eight hundred thirty-two".