806140776 has 64 divisors (see below), whose sum is σ = 2305543680. Its totient is φ = 230097600.

The previous prime is 806140747. The next prime is 806140801. The reversal of 806140776 is 677041608.

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 15 ways as a sum of consecutive naturals, for example, 242115 + ... + 245421.

It is an arithmetic number, because the mean of its divisors is an integer number (36024120).

Almost surely, 2^806140776 is an apocalyptic number.

It is an amenable number.

806140776 is an abundant number, since it is smaller than the sum of its proper divisors (1499402904).

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

806140776 is a wasteful number, since it uses less digits than its factorization.

806140776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774 (or 4770 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 806140776 is about 28392.6183364620. The cubic root of 806140776 is about 930.6869615099.

The spelling of 806140776 in words is "eight hundred six million, one hundred forty thousand, seven hundred seventy-six".