1046428816 has 20 divisors (see below), whose sum is σ = 2045401452. Its totient is φ = 518583296.

The previous prime is 1046428813. The next prime is 1046428883. The reversal of 1046428816 is 6188246401.

It can be written as a sum of positive squares in 2 ways, for example, as 140659600 + 905769216 = 11860^2 + 30096^2 .

It is not an unprimeable number, because it can be changed into a prime (1046428811) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 287581 + ... + 291196.

Almost surely, 2^1046428816 is an apocalyptic number.

1046428816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1046428816 is a deficient number, since it is larger than the sum of its proper divisors (998972636).

1046428816 is a wasteful number, since it uses less digits than its factorization.

1046428816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578898 (or 578892 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 1046428816 is about 32348.5519923226. The cubic root of 1046428816 is about 1015.2427500631.

The spelling of 1046428816 in words is "one billion, forty-six million, four hundred twenty-eight thousand, eight hundred sixteen".