797073666 has 8 divisors (see below), whose sum is σ = 1594147344. Its totient is φ = 265691220.

The previous prime is 797073649. The next prime is 797073703. The reversal of 797073666 is 666370797.

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

797073666 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66422800 + ... + 66422811.

It is an arithmetic number, because the mean of its divisors is an integer number (199268418).

Almost surely, 2^797073666 is an apocalyptic number.

797073666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

797073666 is a wasteful number, since it uses less digits than its factorization.

797073666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132845616.

The product of its (nonzero) digits is 2000376, while the sum is 51.

The square root of 797073666 is about 28232.4930886381. The cubic root of 797073666 is about 927.1844805066.

The spelling of 797073666 in words is "seven hundred ninety-seven million, seventy-three thousand, six hundred sixty-six".