33223408209 has 12 divisors (see below), whose sum is σ = 48596828800. Its totient is φ = 21868572024.

The previous prime is 33223408199. The next prime is 33223408219. The reversal of 33223408209 is 90280432233.

33223408209 is a `hidden beast` number, since 3 + 3 + 223 + 408 + 20 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (33223408199) and next prime (33223408219).

It is not a de Polignac number, because 33223408209 - 2⁵ = 33223408177 is a prime.

It is a super-2 number, since 2×33223408209² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33223408219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23363149 + ... + 23364570.

Almost surely, 2^33223408209 is an apocalyptic number.

It is an amenable number.

33223408209 is a deficient number, since it is larger than the sum of its proper divisors (15373420591).

33223408209 is a wasteful number, since it uses less digits than its factorization.

33223408209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46727804 (or 46727801 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 33223408209 in words is "thirty-three billion, two hundred twenty-three million, four hundred eight thousand, two hundred nine".