1005224044 has 48 divisors (see below), whose sum is σ = 1948486176. Its totient is φ = 449971200.

The previous prime is 1005223997. The next prime is 1005224047. The reversal of 1005224044 is 4404225001.

It is a happy number.

1005224044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1005224047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899374 + ... + 900490.

It is an arithmetic number, because the mean of its divisors is an integer number (40593462).

Almost surely, 2^1005224044 is an apocalyptic number.

It is an amenable number.

1005224044 is a deficient number, since it is larger than the sum of its proper divisors (943262132).

1005224044 is a wasteful number, since it uses less digits than its factorization.

1005224044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426 (or 1424 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1005224044 is about 31705.2683950160. The cubic root of 1005224044 is about 1001.7383244771.

Adding to 1005224044 its reverse (4404225001), we get a palindrome (5409449045).

The spelling of 1005224044 in words is "one billion, five million, two hundred twenty-four thousand, forty-four".