33505252 has 12 divisors (see below), whose sum is σ = 63964656. Its totient is φ = 15229640.

The previous prime is 33505247. The next prime is 33505253. The reversal of 33505252 is 25250533.

It is a super-2 number, since 2×33505252² = 2245203823167008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33505253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380698 + ... + 380785.

It is an arithmetic number, because the mean of its divisors is an integer number (5330388).

Almost surely, 2^33505252 is an apocalyptic number.

It is an amenable number.

33505252 is a deficient number, since it is larger than the sum of its proper divisors (30459404).

33505252 is a wasteful number, since it uses less digits than its factorization.

33505252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761498 (or 761496 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 33505252 is about 5788.3721373111. The cubic root of 33505252 is about 322.3821318759.

Adding to 33505252 its reverse (25250533), we get a palindrome (58755785).

The spelling of 33505252 in words is "thirty-three million, five hundred five thousand, two hundred fifty-two".