33284413 has 4 divisors (see below), whose sum is σ = 33992640. Its totient is φ = 32576188.

The previous prime is 33284401. The next prime is 33284429. The reversal of 33284413 is 31448233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33284413 is a prime.

It is a super-2 number, since 2×33284413² = 2215704297509138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33284443) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 354043 + ... + 354136.

It is an arithmetic number, because the mean of its divisors is an integer number (8498160).

Almost surely, 2^33284413 is an apocalyptic number.

It is an amenable number.

33284413 is a deficient number, since it is larger than the sum of its proper divisors (708227).

33284413 is an equidigital number, since it uses as much as digits as its factorization.

33284413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708226.

The product of its digits is 6912, while the sum is 28.

The square root of 33284413 is about 5769.2645111834. The cubic root of 33284413 is about 321.6722775770.

The spelling of 33284413 in words is "thirty-three million, two hundred eighty-four thousand, four hundred thirteen".