2004421995 has 48 divisors (see below), whose sum is σ = 3570158592. Its totient is φ = 1039752000.

The previous prime is 2004421987. The next prime is 2004422003. The reversal of 2004421995 is 5991244002.

2004421995 is a `hidden beast` number, since 20 + 0 + 442 + 199 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (2004421987) and next prime (2004422003).

It is not a de Polignac number, because 2004421995 - 2³ = 2004421987 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 483622 + ... + 487748.

It is an arithmetic number, because the mean of its divisors is an integer number (74378304).

Almost surely, 2^2004421995 is an apocalyptic number.

2004421995 is a deficient number, since it is larger than the sum of its proper divisors (1565736597).

2004421995 is a wasteful number, since it uses less digits than its factorization.

2004421995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432 (or 4429 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 2004421995 is about 44770.7716596442. The cubic root of 2004421995 is about 1260.8489271496.

Adding to 2004421995 its reverse (5991244002), we get a palindrome (7995665997).

The spelling of 2004421995 in words is "two billion, four million, four hundred twenty-one thousand, nine hundred ninety-five".