798404099 has 16 divisors (see below), whose sum is σ = 863809920. Its totient is φ = 735221760.

The previous prime is 798404077. The next prime is 798404171. The reversal of 798404099 is 990404897.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-798404099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798401099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149129 + ... + 154389.

It is an arithmetic number, because the mean of its divisors is an integer number (53988120).

Almost surely, 2^798404099 is an apocalyptic number.

798404099 is a gapful number since it is divisible by the number (79) formed by its first and last digit.

798404099 is a deficient number, since it is larger than the sum of its proper divisors (65405821).

798404099 is a wasteful number, since it uses less digits than its factorization.

798404099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5470.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 798404099 is about 28256.0453531629. The cubic root of 798404099 is about 927.7000627709.

The spelling of 798404099 in words is "seven hundred ninety-eight million, four hundred four thousand, ninety-nine".