799000998 has 16 divisors (see below), whose sum is σ = 1598488320. Its totient is φ = 266252616.

The previous prime is 799000991. The next prime is 799000999. The reversal of 799000998 is 899000997.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 799000998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799000991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3183 + ... + 40101.

It is an arithmetic number, because the mean of its divisors is an integer number (99905520).

Almost surely, 2^799000998 is an apocalyptic number.

799000998 is an abundant number, since it is smaller than the sum of its proper divisors (799487322).

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

799000998 is a wasteful number, since it uses less digits than its factorization.

799000998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40531.

The product of its (nonzero) digits is 367416, while the sum is 51.

The square root of 799000998 is about 28266.6057035506. The cubic root of 799000998 is about 927.9311927221.

Subtracting 799000998 from its reverse (899000997), we obtain a palindrome (99999999).

The spelling of 799000998 in words is "seven hundred ninety-nine million, nine hundred ninety-eight", and thus it is an aban number.