12033234 has 12 divisors (see below), whose sum is σ = 26072046. Its totient is φ = 4011072.

The previous prime is 12033233. The next prime is 12033253. The reversal of 12033234 is 43233021.

It can be written as a sum of positive squares in only one way, i.e., 6487209 + 5546025 = 2547^2 + 2355^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 668513 = 12033234 / (1 + 2 + 0 + 3 + 3 + 2 + 3 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 334239 + ... + 334274.

Almost surely, 2^12033234 is an apocalyptic number.

12033234 is an abundant number, since it is smaller than the sum of its proper divisors (14038812).

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

12033234 is a wasteful number, since it uses less digits than its factorization.

12033234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668521 (or 668518 counting only the distinct ones).

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

The square root of 12033234 is about 3468.8952131767. The cubic root of 12033234 is about 229.1540061031.

Adding to 12033234 its reverse (43233021), we get a palindrome (55266255).

The spelling of 12033234 in words is "twelve million, thirty-three thousand, two hundred thirty-four".