199498 has 8 divisors (see below), whose sum is σ = 322308. Its totient is φ = 92064.

The previous prime is 199489. The next prime is 199499. The reversal of 199498 is 894991.

It can be written as a sum of positive squares in 2 ways, for example, as 196249 + 3249 = 443^2 + 57^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 199498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199499) 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, 3811 + ... + 3862.

2¹⁹⁹⁴⁹⁸ is an apocalyptic number.

199498 is a deficient number, since it is larger than the sum of its proper divisors (122810).

199498 is a wasteful number, since it uses less digits than its factorization.

199498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7688.

The product of its digits is 23328, while the sum is 40.

The square root of 199498 is about 446.6519898086. The cubic root of 199498 is about 58.4313852067.

It can be divided in two parts, 1 and 99498, that added together give a palindrome (99499).

The spelling of 199498 in words is "one hundred ninety-nine thousand, four hundred ninety-eight".