798992889 has 8 divisors (see below), whose sum is σ = 1081224480. Its totient is φ = 524711616.

The previous prime is 798992881. The next prime is 798992917. The reversal of 798992889 is 988299897.

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

It is not a de Polignac number, because 798992889 - 2³ = 798992881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (798992881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1987344 + ... + 1987745.

It is an arithmetic number, because the mean of its divisors is an integer number (135153060).

Almost surely, 2^798992889 is an apocalyptic number.

It is an amenable number.

798992889 is a deficient number, since it is larger than the sum of its proper divisors (282231591).

798992889 is a wasteful number, since it uses less digits than its factorization.

798992889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975159.

The product of its digits is 47029248, while the sum is 69.

The square root of 798992889 is about 28266.4622653773. The cubic root of 798992889 is about 927.9280535439.

The spelling of 798992889 in words is "seven hundred ninety-eight million, nine hundred ninety-two thousand, eight hundred eighty-nine".