2004797805 has 16 divisors (see below), whose sum is σ = 3216620160. Its totient is φ = 1066244288.

The previous prime is 2004797771. The next prime is 2004797827. The reversal of 2004797805 is 5087974002.

It is a cyclic number.

It is not a de Polignac number, because 2004797805 - 2⁶ = 2004797741 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180762 + ... + 191531.

It is an arithmetic number, because the mean of its divisors is an integer number (201038760).

Almost surely, 2^2004797805 is an apocalyptic number.

It is an amenable number.

2004797805 is a deficient number, since it is larger than the sum of its proper divisors (1211822355).

2004797805 is a wasteful number, since it uses less digits than its factorization.

2004797805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372660.

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 2004797805 is about 44774.9685092017. The cubic root of 2004797805 is about 1260.9277212734.

The spelling of 2004797805 in words is "two billion, four million, seven hundred ninety-seven thousand, eight hundred five".