33120152 has 32 divisors (see below), whose sum is σ = 69041280. Its totient is φ = 14791680.

The previous prime is 33120149. The next prime is 33120179. The reversal of 33120152 is 25102133.

It is a self number, because there is not a number n which added to its sum of digits gives 33120152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1913 + ... + 8360.

It is an arithmetic number, because the mean of its divisors is an integer number (2157540).

Almost surely, 2^33120152 is an apocalyptic number.

It is an amenable number.

33120152 is an abundant number, since it is smaller than the sum of its proper divisors (35921128).

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

33120152 is a wasteful number, since it uses less digits than its factorization.

33120152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10323 (or 10319 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 33120152 is about 5755.0110338730. The cubic root of 33120152 is about 321.1422460052.

Adding to 33120152 its reverse (25102133), we get a palindrome (58222285).

The spelling of 33120152 in words is "thirty-three million, one hundred twenty thousand, one hundred fifty-two".