33004213 has 8 divisors (see below), whose sum is σ = 36684576. Its totient is φ = 29437200.

The previous prime is 33004201. The next prime is 33004229. The reversal of 33004213 is 31240033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33004213 - 2⁹ = 33003701 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 (33004313) 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 7 ways as a sum of consecutive naturals, for example, 27723 + ... + 28888.

It is an arithmetic number, because the mean of its divisors is an integer number (4585572).

Almost surely, 2^33004213 is an apocalyptic number.

It is an amenable number.

33004213 is a deficient number, since it is larger than the sum of its proper divisors (3680363).

33004213 is a wasteful number, since it uses less digits than its factorization.

33004213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56675.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 33004213 is about 5744.9293294174. The cubic root of 33004213 is about 320.7670822593.

Adding to 33004213 its reverse (31240033), we get a palindrome (64244246).

The spelling of 33004213 in words is "thirty-three million, four thousand, two hundred thirteen".