2004720424 has 16 divisors (see below), whose sum is σ = 4295829600. Its totient is φ = 859165872.

The previous prime is 2004720397. The next prime is 2004720451. The reversal of 2004720424 is 4240274002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2004720397) and next prime (2004720451).

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 3 ways as a sum of consecutive naturals, for example, 17899234 + ... + 17899345.

It is an arithmetic number, because the mean of its divisors is an integer number (268489350).

Almost surely, 2^2004720424 is an apocalyptic number.

It is an amenable number.

2004720424 is an abundant number, since it is smaller than the sum of its proper divisors (2291109176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2004720424 is a wasteful number, since it uses less digits than its factorization.

2004720424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35798592 (or 35798588 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 25.

The square root of 2004720424 is about 44774.1043908195. The cubic root of 2004720424 is about 1260.9114980076.

Adding to 2004720424 its reverse (4240274002), we get a palindrome (6244994426).

The spelling of 2004720424 in words is "two billion, four million, seven hundred twenty thousand, four hundred twenty-four".