33412005 has 24 divisors (see below), whose sum is σ = 63180000. Its totient is φ = 16199520.

The previous prime is 33411997. The next prime is 33412037. The reversal of 33412005 is 50021433.

It is not a de Polignac number, because 33412005 - 2³ = 33411997 is a prime.

It is a super-2 number, since 2×33412005² = 2232724156240050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 33255 + ... + 34244.

It is an arithmetic number, because the mean of its divisors is an integer number (2632500).

Almost surely, 2^33412005 is an apocalyptic number.

It is an amenable number.

33412005 is a deficient number, since it is larger than the sum of its proper divisors (29767995).

33412005 is a wasteful number, since it uses less digits than its factorization.

33412005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67521 (or 67518 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 33412005 is about 5780.3118427988. The cubic root of 33412005 is about 322.0827848049.

Adding to 33412005 its reverse (50021433), we get a palindrome (83433438).

The spelling of 33412005 in words is "thirty-three million, four hundred twelve thousand, five".