1000240444 has 12 divisors (see below), whose sum is σ = 2000480944. Its totient is φ = 428674464.

The previous prime is 1000240391. The next prime is 1000240447. The reversal of 1000240444 is 4440420001.

1000240444 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000240447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17861409 + ... + 17861464.

Almost surely, 2^1000240444 is an apocalyptic number.

1000240444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1000240444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1000240444 is a wasteful number, since it uses less digits than its factorization.

1000240444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35722884 (or 35722882 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1000240444 is about 31626.5781266327. The cubic root of 1000240444 is about 1000.0801415772.

Adding to 1000240444 its reverse (4440420001), we get a palindrome (5440660445).

The spelling of 1000240444 in words is "one billion, two hundred forty thousand, four hundred forty-four".