797742998 has 8 divisors (see below), whose sum is σ = 1288661808. Its totient is φ = 368189064.

The previous prime is 797742961. The next prime is 797743013. The reversal of 797742998 is 899247797.

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 797742998.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15341186 + ... + 15341237.

It is an arithmetic number, because the mean of its divisors is an integer number (161082726).

Almost surely, 2^797742998 is an apocalyptic number.

797742998 is a deficient number, since it is larger than the sum of its proper divisors (490918810).

797742998 is a wasteful number, since it uses less digits than its factorization.

797742998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30682438.

The product of its digits is 16003008, while the sum is 62.

The square root of 797742998 is about 28244.3445312509. The cubic root of 797742998 is about 927.4439381696.

The spelling of 797742998 in words is "seven hundred ninety-seven million, seven hundred forty-two thousand, nine hundred ninety-eight".