1078816 has 12 divisors (see below), whose sum is σ = 2123982. Its totient is φ = 539392.

The previous prime is 1078813. The next prime is 1078817. The reversal of 1078816 is 6188701.

It can be written as a sum of positive squares in only one way, i.e., 1040400 + 38416 = 1020^2 + 196^2 .

It is not an unprimeable number, because it can be changed into a prime (1078813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16825 + ... + 16888.

2^1078816 is an apocalyptic number.

1078816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1078816 is a deficient number, since it is larger than the sum of its proper divisors (1045166).

1078816 is an equidigital number, since it uses as much as digits as its factorization.

1078816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33723 (or 33715 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 31.

The square root of 1078816 is about 1038.6606760632. The cubic root of 1078816 is about 102.5610502852.

The spelling of 1078816 in words is "one million, seventy-eight thousand, eight hundred sixteen".