2728227198 has 8 divisors (see below), whose sum is σ = 5456454408. Its totient is φ = 909409064.

The previous prime is 2728227197. The next prime is 2728227209. The reversal of 2728227198 is 8917228272.

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

2728227198 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2728227197) 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, 227352261 + ... + 227352272.

It is an arithmetic number, because the mean of its divisors is an integer number (682056801).

Almost surely, 2^2728227198 is an apocalyptic number.

2728227198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2728227198 is a wasteful number, since it uses less digits than its factorization.

2728227198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454704538.

The product of its digits is 451584, while the sum is 48.

The square root of 2728227198 is about 52232.4343487837. The cubic root of 2728227198 is about 1397.3123945367.

The spelling of 2728227198 in words is "two billion, seven hundred twenty-eight million, two hundred twenty-seven thousand, one hundred ninety-eight".