2012044004 has 24 divisors (see below), whose sum is σ = 3647511000. Its totient is φ = 970449920.

The previous prime is 2012043991. The next prime is 2012044039. The reversal of 2012044004 is 4004402102.

It can be written as a sum of positive squares in 4 ways, for example, as 46895104 + 1965148900 = 6848^2 + 44330^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54329 + ... + 83520.

It is an arithmetic number, because the mean of its divisors is an integer number (151979625).

Almost surely, 2^2012044004 is an apocalyptic number.

It is an amenable number.

2012044004 is a deficient number, since it is larger than the sum of its proper divisors (1635466996).

2012044004 is a wasteful number, since it uses less digits than its factorization.

2012044004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137983 (or 137981 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2012044004 is about 44855.8134916757. The cubic root of 2012044004 is about 1262.4450724592.

Adding to 2012044004 its reverse (4004402102), we get a palindrome (6016446106).

The spelling of 2012044004 in words is "two billion, twelve million, forty-four thousand, four".