2040312004 has 6 divisors (see below), whose sum is σ = 3570546014. Its totient is φ = 1020156000.

The previous prime is 2040311969. The next prime is 2040312013. The reversal of 2040312004 is 4002130402.

It can be written as a sum of positive squares in only one way, i.e., 1992729600 + 47582404 = 44640^2 + 6898^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255038997 + ... + 255039004.

Almost surely, 2^2040312004 is an apocalyptic number.

It is an amenable number.

2040312004 is a deficient number, since it is larger than the sum of its proper divisors (1530234010).

2040312004 is a wasteful number, since it uses less digits than its factorization.

2040312004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510078005 (or 510078003 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2040312004 is about 45169.8129728251. The cubic root of 2040312004 is about 1268.3297952642.

Adding to 2040312004 its reverse (4002130402), we get a palindrome (6042442406).

The spelling of 2040312004 in words is "two billion, forty million, three hundred twelve thousand, four".