2004919 has 8 divisors (see below), whose sum is σ = 2353568. Its totient is φ = 1671840.

The previous prime is 2004917. The next prime is 2004931. The reversal of 2004919 is 9194002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2004919 - 2¹ = 2004917 is a prime.

It is a super-2 number, since 2×2004919² = 8039400393122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2004893 and 2004902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3612 + ... + 4129.

It is an arithmetic number, because the mean of its divisors is an integer number (294196).

2^2004919 is an apocalyptic number.

2004919 is the 818-th hex number.

2004919 is a deficient number, since it is larger than the sum of its proper divisors (348649).

2004919 is an equidigital number, since it uses as much as digits as its factorization.

2004919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7785.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 2004919 is about 1415.9516234674. The cubic root of 2004919 is about 126.0953129498.

The spelling of 2004919 in words is "two million, four thousand, nine hundred nineteen".