2004682139 has 4 divisors (see below), whose sum is σ = 2091842256. Its totient is φ = 1917522024.

The previous prime is 2004682133. The next prime is 2004682187. The reversal of 2004682139 is 9312864002.

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

It is a cyclic number.

It is not a de Polignac number, because 2004682139 - 2¹² = 2004678043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2004682099 and 2004682108.

It is not an unprimeable number, because it can be changed into a prime (2004682133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43580024 + ... + 43580069.

It is an arithmetic number, because the mean of its divisors is an integer number (522960564).

Almost surely, 2^2004682139 is an apocalyptic number.

2004682139 is a deficient number, since it is larger than the sum of its proper divisors (87160117).

2004682139 is an equidigital number, since it uses as much as digits as its factorization.

2004682139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87160116.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2004682139 is about 44773.6768537050. The cubic root of 2004682139 is about 1260.9034712351.

The spelling of 2004682139 in words is "two billion, four million, six hundred eighty-two thousand, one hundred thirty-nine".