198499034 has 8 divisors (see below), whose sum is σ = 301517760. Its totient is φ = 97993116.

The previous prime is 198499027. The next prime is 198499057. The reversal of 198499034 is 430994891.

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 198499034.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 628004 + ... + 628319.

It is an arithmetic number, because the mean of its divisors is an integer number (37689720).

Almost surely, 2^198499034 is an apocalyptic number.

198499034 is a deficient number, since it is larger than the sum of its proper divisors (103018726).

198499034 is a wasteful number, since it uses less digits than its factorization.

198499034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256404.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 198499034 is about 14088.9685215065. The cubic root of 198499034 is about 583.3369221729.

The spelling of 198499034 in words is "one hundred ninety-eight million, four hundred ninety-nine thousand, thirty-four".