2005070478 has 128 divisors (see below), whose sum is σ = 4449392640. Its totient is φ = 600929280.

The previous prime is 2005070461. The next prime is 2005070533. The reversal of 2005070478 is 8740705002.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18395088 + ... + 18395196.

It is an arithmetic number, because the mean of its divisors is an integer number (34760880).

Almost surely, 2^2005070478 is an apocalyptic number.

2005070478 is an abundant number, since it is smaller than the sum of its proper divisors (2444322162).

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

2005070478 is a wasteful number, since it uses less digits than its factorization.

2005070478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282.

The product of its (nonzero) digits is 15680, while the sum is 33.

The square root of 2005070478 is about 44778.0133324381. The cubic root of 2005070478 is about 1260.9848850362.

The spelling of 2005070478 in words is "two billion, five million, seventy thousand, four hundred seventy-eight".