12233533 has 4 divisors (see below), whose sum is σ = 13174588. Its totient is φ = 11292480.

The previous prime is 12233527. The next prime is 12233537. The reversal of 12233533 is 33533221.

It is a happy number.

12233533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 822649 + 11410884 = 907^2 + 3378^2 .

It is a cyclic number.

It is not a de Polignac number, because 12233533 - 2²¹ = 10136381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470508 + ... + 470533.

It is an arithmetic number, because the mean of its divisors is an integer number (3293647).

Almost surely, 2^12233533 is an apocalyptic number.

12233533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12233533 is a deficient number, since it is larger than the sum of its proper divisors (941055).

12233533 is an equidigital number, since it uses as much as digits as its factorization.

12233533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941054.

The product of its digits is 1620, while the sum is 22.

The square root of 12233533 is about 3497.6467803367. The cubic root of 12233533 is about 230.4184756938.

Adding to 12233533 its reverse (33533221), we get a palindrome (45766754).

The spelling of 12233533 in words is "twelve million, two hundred thirty-three thousand, five hundred thirty-three".