33234012 has 72 divisors (see below), whose sum is σ = 98274176. Its totient is φ = 9271584.

The previous prime is 33234007. The next prime is 33234013. The reversal of 33234012 is 21043233.

It is a super-2 number, since 2×33234012² = 2208999107232288, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33234013) 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, 9303 + ... + 12369.

Almost surely, 2^33234012 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 33234012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49137088).

33234012 is an abundant number, since it is smaller than the sum of its proper divisors (65040164).

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

33234012 is a wasteful number, since it uses less digits than its factorization.

33234012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127 (or 3122 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 33234012 is about 5764.8947952239. The cubic root of 33234012 is about 321.5098312223.

Adding to 33234012 its reverse (21043233), we get a palindrome (54277245).

The spelling of 33234012 in words is "thirty-three million, two hundred thirty-four thousand, twelve".