2798144198 has 16 divisors (see below), whose sum is σ = 4241057184. Its totient is φ = 1384473600.

The previous prime is 2798144197. The next prime is 2798144221. The reversal of 2798144198 is 8914418972.

It is a super-2 number, since 2×2798144198² = 15659221905602126408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2798144197) 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, 696311 + ... + 700317.

It is an arithmetic number, because the mean of its divisors is an integer number (265066074).

Almost surely, 2^2798144198 is an apocalyptic number.

2798144198 is a deficient number, since it is larger than the sum of its proper divisors (1442912986).

2798144198 is a wasteful number, since it uses less digits than its factorization.

2798144198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7567.

The product of its digits is 1161216, while the sum is 53.

The square root of 2798144198 is about 52897.4876341022. The cubic root of 2798144198 is about 1409.1482873287.

The spelling of 2798144198 in words is "two billion, seven hundred ninety-eight million, one hundred forty-four thousand, one hundred ninety-eight".