1047044868 has 48 divisors (see below), whose sum is σ = 2463283200. Its totient is φ = 346145184.

The previous prime is 1047044863. The next prime is 1047044891. The reversal of 1047044868 is 8684407401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1047044863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1105171 + ... + 1106117.

It is an arithmetic number, because the mean of its divisors is an integer number (51318400).

Almost surely, 2^1047044868 is an apocalyptic number.

It is an amenable number.

1047044868 is an abundant number, since it is smaller than the sum of its proper divisors (1416238332).

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

1047044868 is a wasteful number, since it uses less digits than its factorization.

1047044868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616 (or 1614 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 1047044868 is about 32358.0726867346. The cubic root of 1047044868 is about 1015.4419417076.

The spelling of 1047044868 in words is "one billion, forty-seven million, forty-four thousand, eight hundred sixty-eight".