1044056040 has 32 divisors (see below), whose sum is σ = 3132168480. Its totient is φ = 278414912.

The previous prime is 1044055949. The next prime is 1044056051. The reversal of 1044056040 is 406504401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1044056040.

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 in 7 ways as a sum of consecutive naturals, for example, 4350114 + ... + 4350353.

It is an arithmetic number, because the mean of its divisors is an integer number (97880265).

Almost surely, 2^1044056040 is an apocalyptic number.

1044056040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044056040 is an abundant number, since it is smaller than the sum of its proper divisors (2088112440).

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

1044056040 is a wasteful number, since it uses less digits than its factorization.

1044056040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8700481 (or 8700477 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1044056040 is about 32311.8560283992. The cubic root of 1044056040 is about 1014.4748154615.

The spelling of 1044056040 in words is "one billion, forty-four million, fifty-six thousand, forty".