33075009 has 24 divisors (see below), whose sum is σ = 52790400. Its totient is φ = 19787040.

The previous prime is 33074969. The next prime is 33075017. The reversal of 33075009 is 90057033.

It is not a de Polignac number, because 33075009 - 2¹⁵ = 33042241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33075089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5707 + ... + 9935.

It is an arithmetic number, because the mean of its divisors is an integer number (2199600).

Almost surely, 2^33075009 is an apocalyptic number.

It is an amenable number.

33075009 is a deficient number, since it is larger than the sum of its proper divisors (19715391).

33075009 is a wasteful number, since it uses less digits than its factorization.

33075009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4325 (or 4322 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 27.

The square root of 33075009 is about 5751.0876362650. The cubic root of 33075009 is about 320.9962732848.

The spelling of 33075009 in words is "thirty-three million, seventy-five thousand, nine".