199084282 has 4 divisors (see below), whose sum is σ = 298626426. Its totient is φ = 99542140.

The previous prime is 199084273. The next prime is 199084283. The reversal of 199084282 is 282480991.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 282480991 = 13 ⋅21729307.

It can be written as a sum of positive squares in only one way, i.e., 171321921 + 27762361 = 13089^2 + 5269^2 .

It is not an unprimeable number, because it can be changed into a prime (199084283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49771069 + ... + 49771072.

Almost surely, 2^199084282 is an apocalyptic number.

199084282 is a deficient number, since it is larger than the sum of its proper divisors (99542144).

199084282 is an equidigital number, since it uses as much as digits as its factorization.

199084282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99542143.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 199084282 is about 14109.7229597182. The cubic root of 199084282 is about 583.9096567730.

The spelling of 199084282 in words is "one hundred ninety-nine million, eighty-four thousand, two hundred eighty-two".