33155052 has 72 divisors (see below), whose sum is σ = 92967168. Its totient is φ = 8991840.

The previous prime is 33155047. The next prime is 33155053. The reversal of 33155052 is 25055133.

It is not an unprimeable number, because it can be changed into a prime (33155053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253027 + ... + 253157.

Almost surely, 2^33155052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33155052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46483584).

33155052 is an abundant number, since it is smaller than the sum of its proper divisors (59812116).

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

33155052 is a wasteful number, since it uses less digits than its factorization.

33155052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 33155052 is about 5758.0423756690. The cubic root of 33155052 is about 321.2550064575.

The spelling of 33155052 in words is "thirty-three million, one hundred fifty-five thousand, fifty-two".