2004287478 has 8 divisors (see below), whose sum is σ = 4008574968. Its totient is φ = 668095824.

The previous prime is 2004287473. The next prime is 2004287533. The reversal of 2004287478 is 8747824002.

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

2004287478 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004287473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167023951 + ... + 167023962.

It is an arithmetic number, because the mean of its divisors is an integer number (501071871).

Almost surely, 2^2004287478 is an apocalyptic number.

2004287478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2004287478 is a wasteful number, since it uses less digits than its factorization.

2004287478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334047918.

The product of its (nonzero) digits is 200704, while the sum is 42.

The square root of 2004287478 is about 44769.2693485163. The cubic root of 2004287478 is about 1260.8207212778.

The spelling of 2004287478 in words is "two billion, four million, two hundred eighty-seven thousand, four hundred seventy-eight".