1073306686 has 4 divisors (see below), whose sum is σ = 1609960032. Its totient is φ = 536653342.

The previous prime is 1073306683. The next prime is 1073306687. The reversal of 1073306686 is 6866033701.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073306683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268326670 + ... + 268326673.

It is an arithmetic number, because the mean of its divisors is an integer number (402490008).

Almost surely, 2^1073306686 is an apocalyptic number.

1073306686 is a deficient number, since it is larger than the sum of its proper divisors (536653346).

1073306686 is an equidigital number, since it uses as much as digits as its factorization.

1073306686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536653345.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 1073306686 is about 32761.3596482197. The cubic root of 1073306686 is about 1023.8616546651.

The spelling of 1073306686 in words is "one billion, seventy-three million, three hundred six thousand, six hundred eighty-six".