809761466 has 8 divisors (see below), whose sum is σ = 1242889824. Its totient is φ = 395464860.

The previous prime is 809761451. The next prime is 809761471. The reversal of 809761466 is 664167908.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 809761466.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4707830 + ... + 4708001.

It is an arithmetic number, because the mean of its divisors is an integer number (155361228).

Almost surely, 2^809761466 is an apocalyptic number.

809761466 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

809761466 is a deficient number, since it is larger than the sum of its proper divisors (433128358).

809761466 is a wasteful number, since it uses less digits than its factorization.

809761466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9415876.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 809761466 is about 28456.3080177313. The cubic root of 809761466 is about 932.0782390249.

The spelling of 809761466 in words is "eight hundred nine million, seven hundred sixty-one thousand, four hundred sixty-six".