806074673 has 4 divisors (see below), whose sum is σ = 806199540. Its totient is φ = 805949808.

The previous prime is 806074667. The next prime is 806074723. The reversal of 806074673 is 376470608.

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

It can be written as a sum of positive squares in 2 ways, for example, as 382867489 + 423207184 = 19567^2 + 20572^2 .

It is a cyclic number.

It is not a de Polignac number, because 806074673 - 2⁴ = 806074657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 806074673.

It is not an unprimeable number, because it can be changed into a prime (806074663) 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 3 ways as a sum of consecutive naturals, for example, 52190 + ... + 65847.

It is an arithmetic number, because the mean of its divisors is an integer number (201549885).

Almost surely, 2^806074673 is an apocalyptic number.

It is an amenable number.

806074673 is a deficient number, since it is larger than the sum of its proper divisors (124867).

806074673 is a wasteful number, since it uses less digits than its factorization.

806074673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124866.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 806074673 is about 28391.4542248191. The cubic root of 806074673 is about 930.6615222469.

The spelling of 806074673 in words is "eight hundred six million, seventy-four thousand, six hundred seventy-three".