33120132 has 24 divisors (see below), whose sum is σ = 77399616. Its totient is φ = 11023008.

The previous prime is 33120119. The next prime is 33120137. The reversal of 33120132 is 23102133.

It is not an unprimeable number, because it can be changed into a prime (33120137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7833 + ... + 11295.

It is an arithmetic number, because the mean of its divisors is an integer number (3224984).

Almost surely, 2^33120132 is an apocalyptic number.

It is an amenable number.

33120132 is an abundant number, since it is smaller than the sum of its proper divisors (44279484).

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

33120132 is a wasteful number, since it uses less digits than its factorization.

33120132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267 (or 4265 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 33120132 is about 5755.0092962566. The cubic root of 33120132 is about 321.1421813633.

Adding to 33120132 its reverse (23102133), we get a palindrome (56222265).

The spelling of 33120132 in words is "thirty-three million, one hundred twenty thousand, one hundred thirty-two".