2005453244 has 6 divisors (see below), whose sum is σ = 3509543184. Its totient is φ = 1002726620.

The previous prime is 2005453231. The next prime is 2005453253. The reversal of 2005453244 is 4423545002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250681652 + ... + 250681659.

It is an arithmetic number, because the mean of its divisors is an integer number (584923864).

Almost surely, 2^2005453244 is an apocalyptic number.

It is an amenable number.

2005453244 is a deficient number, since it is larger than the sum of its proper divisors (1504089940).

2005453244 is a wasteful number, since it uses less digits than its factorization.

2005453244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501363315 (or 501363313 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 2005453244 is about 44782.2871680311. The cubic root of 2005453244 is about 1261.0651201926.

Adding to 2005453244 its reverse (4423545002), we get a palindrome (6428998246).

The spelling of 2005453244 in words is "two billion, five million, four hundred fifty-three thousand, two hundred forty-four".