1047044728 has 16 divisors (see below), whose sum is σ = 1970851680. Its totient is φ = 521484288.

The previous prime is 1047044717. The next prime is 1047044731. The reversal of 1047044728 is 8274407401.

1047044728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252576 + ... + 256687.

It is an arithmetic number, because the mean of its divisors is an integer number (123178230).

Almost surely, 2^1047044728 is an apocalyptic number.

It is an amenable number.

1047044728 is a deficient number, since it is larger than the sum of its proper divisors (923806952).

1047044728 is a wasteful number, since it uses less digits than its factorization.

1047044728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509526 (or 509522 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 37.

The square root of 1047044728 is about 32358.0705234413. The cubic root of 1047044728 is about 1015.4418964495.

The spelling of 1047044728 in words is "one billion, forty-seven million, forty-four thousand, seven hundred twenty-eight".