33009361 has 8 divisors (see below), whose sum is σ = 41154624. Its totient is φ = 25721520.

The previous prime is 33009341. The next prime is 33009367. The reversal of 33009361 is 16390033.

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

It is not a de Polignac number, because 33009361 - 2⁵ = 33009329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33009367) 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, 214270 + ... + 214423.

It is an arithmetic number, because the mean of its divisors is an integer number (5144328).

Almost surely, 2^33009361 is an apocalyptic number.

It is an amenable number.

33009361 is a deficient number, since it is larger than the sum of its proper divisors (8145263).

33009361 is a wasteful number, since it uses less digits than its factorization.

33009361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428711.

The product of its (nonzero) digits is 1458, while the sum is 25.

The square root of 33009361 is about 5745.3773592341. The cubic root of 33009361 is about 320.7837591513.

Adding to 33009361 its reverse (16390033), we get a palindrome (49399394).

The spelling of 33009361 in words is "thirty-three million, nine thousand, three hundred sixty-one".