2013240004 has 24 divisors (see below), whose sum is σ = 3628851800. Its totient is φ = 976582656.

The previous prime is 2013239953. The next prime is 2013240007. The reversal of 2013240004 is 4000423102.

It can be written as a sum of positive squares in 4 ways, for example, as 421070400 + 1592169604 = 20520^2 + 39902^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2013240004.

It is not an unprimeable number, because it can be changed into a prime (2013240007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32164 + ... + 71140.

Almost surely, 2^2013240004 is an apocalyptic number.

It is an amenable number.

2013240004 is a deficient number, since it is larger than the sum of its proper divisors (1615611796).

2013240004 is a wasteful number, since it uses less digits than its factorization.

2013240004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39367 (or 39365 counting only the distinct ones).

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

The square root of 2013240004 is about 44869.1431164002. The cubic root of 2013240004 is about 1262.6951639472.

Adding to 2013240004 its reverse (4000423102), we get a palindrome (6013663106).

The spelling of 2013240004 in words is "two billion, thirteen million, two hundred forty thousand, four".