806819064 has 16 divisors (see below), whose sum is σ = 2017047720. Its totient is φ = 268939680.

The previous prime is 806819009. The next prime is 806819071. The reversal of 806819064 is 460918608.

It is a congruent number.

It is an unprimeable number.

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, 16808707 + ... + 16808754.

Almost surely, 2^806819064 is an apocalyptic number.

It is an amenable number.

806819064 is an abundant number, since it is smaller than the sum of its proper divisors (1210228656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

806819064 is a wasteful number, since it uses less digits than its factorization.

806819064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33617470 (or 33617466 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 806819064 is about 28404.5606197315. The cubic root of 806819064 is about 930.9479154474.

The spelling of 806819064 in words is "eight hundred six million, eight hundred nineteen thousand, sixty-four".