1044442340 has 12 divisors (see below), whose sum is σ = 2193328956. Its totient is φ = 417776928.

The previous prime is 1044442339. The next prime is 1044442349. The reversal of 1044442340 is 432444401.

It is a happy number.

1044442340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 357058816 + 687383524 = 18896^2 + 26218^2 .

It is not an unprimeable number, because it can be changed into a prime (1044442349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26111039 + ... + 26111078.

It is an arithmetic number, because the mean of its divisors is an integer number (182777413).

Almost surely, 2^1044442340 is an apocalyptic number.

1044442340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044442340 is an abundant number, since it is smaller than the sum of its proper divisors (1148886616).

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

1044442340 is a wasteful number, since it uses less digits than its factorization.

1044442340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52222126 (or 52222124 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 1044442340 is about 32317.8331575618. The cubic root of 1044442340 is about 1014.5999183561.

Adding to 1044442340 its reverse (432444401), we get a palindrome (1476886741).

It can be divided in two parts, 104 and 4442340, that added together give a palindrome (4442444).

The spelling of 1044442340 in words is "one billion, forty-four million, four hundred forty-two thousand, three hundred forty".