2012442444 has 18 divisors (see below), whose sum is σ = 5087007380. Its totient is φ = 670814136.

The previous prime is 2012442433. The next prime is 2012442463. The reversal of 2012442444 is 4442442102.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27950554 + ... + 27950625.

Almost surely, 2^2012442444 is an apocalyptic number.

It is an amenable number.

2012442444 is an abundant number, since it is smaller than the sum of its proper divisors (3074564936).

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

2012442444 is a wasteful number, since it uses less digits than its factorization.

2012442444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55901189 (or 55901184 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

The square root of 2012442444 is about 44860.2546136332. The cubic root of 2012442444 is about 1262.5283998970.

Adding to 2012442444 its reverse (4442442102), we get a palindrome (6454884546).

The spelling of 2012442444 in words is "two billion, twelve million, four hundred forty-two thousand, four hundred forty-four".