33264009 has 6 divisors (see below), whose sum is σ = 48048026. Its totient is φ = 22176000.

The previous prime is 33264001. The next prime is 33264067. The reversal of 33264009 is 90046233.

It can be written as a sum of positive squares in only one way, i.e., 32319225 + 944784 = 5685^2 + 972^2 .

It is not a de Polignac number, because 33264009 - 2³ = 33264001 is a prime.

It is a super-2 number, since 2×33264009² = 2212988589504162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33264001) 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, 1847992 + ... + 1848009.

Almost surely, 2^33264009 is an apocalyptic number.

It is an amenable number.

33264009 is a deficient number, since it is larger than the sum of its proper divisors (14784017).

33264009 is a wasteful number, since it uses less digits than its factorization.

33264009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696007 (or 3696004 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 33264009 is about 5767.4959037697. The cubic root of 33264009 is about 321.6065336628.

The spelling of 33264009 in words is "thirty-three million, two hundred sixty-four thousand, nine".