33252012 has 48 divisors (see below), whose sum is σ = 86822400. Its totient is φ = 11005200.

The previous prime is 33252007. The next prime is 33252031. The reversal of 33252012 is 21025233.

It is a super-2 number, since 2×33252012² = 2211392604096288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15289 + ... + 17327.

It is an arithmetic number, because the mean of its divisors is an integer number (1808800).

Almost surely, 2^33252012 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 33252012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43411200).

33252012 is an abundant number, since it is smaller than the sum of its proper divisors (53570388).

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

33252012 is a wasteful number, since it uses less digits than its factorization.

33252012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203 (or 2195 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 33252012 is about 5766.4557572221. The cubic root of 33252012 is about 321.5678654682.

Adding to 33252012 its reverse (21025233), we get a palindrome (54277245).

The spelling of 33252012 in words is "thirty-three million, two hundred fifty-two thousand, twelve".