12033399 has 32 divisors (see below), whose sum is σ = 19961856. Its totient is φ = 6289920.

The previous prime is 12033391. The next prime is 12033407. The reversal of 12033399 is 99333021.

It is an interprime number because it is at equal distance from previous prime (12033391) and next prime (12033407).

It is not a de Polignac number, because 12033399 - 2³ = 12033391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12754 + ... + 13664.

It is an arithmetic number, because the mean of its divisors is an integer number (623808).

Almost surely, 2^12033399 is an apocalyptic number.

12033399 is a deficient number, since it is larger than the sum of its proper divisors (7928457).

12033399 is a wasteful number, since it uses less digits than its factorization.

12033399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975.

The product of its (nonzero) digits is 4374, while the sum is 30.

The square root of 12033399 is about 3468.9189958833. The cubic root of 12033399 is about 229.1550534868.

The spelling of 12033399 in words is "twelve million, thirty-three thousand, three hundred ninety-nine".