33030009 has 6 divisors (see below), whose sum is σ = 47710026. Its totient is φ = 22020000.

The previous prime is 33030007. The next prime is 33030073. The reversal of 33030009 is 90003033.

33030009 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in only one way, i.e., 22610025 + 10419984 = 4755^2 + 3228^2 .

It is not a de Polignac number, because 33030009 - 2¹ = 33030007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33029973 and 33030000.

It is not an unprimeable number, because it can be changed into a prime (33030007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1834992 + ... + 1835009.

It is an arithmetic number, because the mean of its divisors is an integer number (7951671).

Almost surely, 2^33030009 is an apocalyptic number.

It is an amenable number.

33030009 is a deficient number, since it is larger than the sum of its proper divisors (14680017).

33030009 is a wasteful number, since it uses less digits than its factorization.

33030009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670007 (or 3670004 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 33030009 is about 5747.1740011940. The cubic root of 33030009 is about 320.8506307122.

The spelling of 33030009 in words is "thirty-three million, thirty thousand, nine".