8209103998 has 8 divisors (see below), whose sum is σ = 12366505008. Its totient is φ = 4086935664.

The previous prime is 8209103971. The next prime is 8209103999. The reversal of 8209103998 is 8993019028.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8209103999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8807586 + ... + 8808517.

It is an arithmetic number, because the mean of its divisors is an integer number (1545813126).

Almost surely, 2^8209103998 is an apocalyptic number.

8209103998 is a deficient number, since it is larger than the sum of its proper divisors (4157401010).

8209103998 is a wasteful number, since it uses less digits than its factorization.

8209103998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17616338.

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 8209103998 is about 90604.1058561917. The cubic root of 8209103998 is about 2017.2756789656.

The spelling of 8209103998 in words is "eight billion, two hundred nine million, one hundred three thousand, nine hundred ninety-eight".