1005052444 has 24 divisors (see below), whose sum is σ = 2031604848. Its totient is φ = 429968640.

The previous prime is 1005052439. The next prime is 1005052487. The reversal of 1005052444 is 4442505001.

It is a happy number.

It is a congruent number.

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, 671079 + ... + 672574.

It is an arithmetic number, because the mean of its divisors is an integer number (84650202).

Almost surely, 2^1005052444 is an apocalyptic number.

It is an amenable number.

1005052444 is an abundant number, since it is smaller than the sum of its proper divisors (1026552404).

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

1005052444 is a wasteful number, since it uses less digits than its factorization.

1005052444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343685 (or 1343683 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1005052444 is about 31702.5621046628. The cubic root of 1005052444 is about 1001.6813195802.

Adding to 1005052444 its reverse (4442505001), we get a palindrome (5447557445).

The spelling of 1005052444 in words is "one billion, five million, fifty-two thousand, four hundred forty-four".