3906012004 has 24 divisors (see below), whose sum is σ = 7433226360. Its totient is φ = 1788443136.

The previous prime is 3906011959. The next prime is 3906012013. The reversal of 3906012004 is 4002106093.

It can be written as a sum of positive squares in 4 ways, for example, as 1288666404 + 2617345600 = 35898^2 + 51160^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3906012004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773719 + ... + 778750.

It is an arithmetic number, because the mean of its divisors is an integer number (309717765).

Almost surely, 2^3906012004 is an apocalyptic number.

3906012004 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3906012004 is a deficient number, since it is larger than the sum of its proper divisors (3527214356).

3906012004 is a wasteful number, since it uses less digits than its factorization.

3906012004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552527 (or 1552525 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3906012004 is about 62498.0960029984. The cubic root of 3906012004 is about 1574.8693270608.

Adding to 3906012004 its reverse (4002106093), we get a palindrome (7908118097).

The spelling of 3906012004 in words is "three billion, nine hundred six million, twelve thousand, four".