2004533389 has 4 divisors (see below), whose sum is σ = 2073655260. Its totient is φ = 1935411520.

The previous prime is 2004533387. The next prime is 2004533411. The reversal of 2004533389 is 9833354002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 711555625 + 1292977764 = 26675^2 + 35958^2 .

It is a cyclic number.

It is not a de Polignac number, because 2004533389 - 2¹ = 2004533387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004533381) 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, 34560892 + ... + 34560949.

It is an arithmetic number, because the mean of its divisors is an integer number (518413815).

Almost surely, 2^2004533389 is an apocalyptic number.

2004533389 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2004533389 is a deficient number, since it is larger than the sum of its proper divisors (69121871).

2004533389 is an equidigital number, since it uses as much as digits as its factorization.

2004533389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69121870.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 2004533389 is about 44772.0156906075. The cubic root of 2004533389 is about 1260.8722835758.

The spelling of 2004533389 in words is "two billion, four million, five hundred thirty-three thousand, three hundred eighty-nine".