2098399819 has 8 divisors (see below), whose sum is σ = 2142681840. Its totient is φ = 2054537856.

The previous prime is 2098399801. The next prime is 2098399861. The reversal of 2098399819 is 9189938902.

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

It is a cyclic number.

It is not a de Polignac number, because 2098399819 - 2²¹ = 2096302667 is a prime.

It is a super-2 number, since 2×2098399819² = 8806563600758465522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2098394819) 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, 94909 + ... + 114910.

It is an arithmetic number, because the mean of its divisors is an integer number (267835230).

Almost surely, 2^2098399819 is an apocalyptic number.

2098399819 is a deficient number, since it is larger than the sum of its proper divisors (44282021).

2098399819 is a wasteful number, since it uses less digits than its factorization.

2098399819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210029.

The product of its (nonzero) digits is 2519424, while the sum is 58.

The square root of 2098399819 is about 45808.2942162225. The cubic root of 2098399819 is about 1280.2538190908.

The spelling of 2098399819 in words is "two billion, ninety-eight million, three hundred ninety-nine thousand, eight hundred nineteen".