799897506 has 8 divisors (see below), whose sum is σ = 1599795024. Its totient is φ = 266632500.

The previous prime is 799897493. The next prime is 799897529. The reversal of 799897506 is 605798997.

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

799897506 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 799897506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66658120 + ... + 66658131.

It is an arithmetic number, because the mean of its divisors is an integer number (199974378).

Almost surely, 2^799897506 is an apocalyptic number.

799897506 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.

799897506 is a wasteful number, since it uses less digits than its factorization.

799897506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133316256.

The product of its (nonzero) digits is 8573040, while the sum is 60.

The square root of 799897506 is about 28282.4593343648. The cubic root of 799897506 is about 928.2781204456.

The spelling of 799897506 in words is "seven hundred ninety-nine million, eight hundred ninety-seven thousand, five hundred six".