198890348 has 6 divisors (see below), whose sum is σ = 348058116. Its totient is φ = 99445172.

The previous prime is 198890297. The next prime is 198890353. The reversal of 198890348 is 843098891.

198890348 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×198890348² = 79114741055122208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 198890296 and 198890305.

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 as a sum of consecutive naturals, namely, 24861290 + ... + 24861297.

It is an arithmetic number, because the mean of its divisors is an integer number (58009686).

Almost surely, 2^198890348 is an apocalyptic number.

It is an amenable number.

198890348 is a deficient number, since it is larger than the sum of its proper divisors (149167768).

198890348 is a wasteful number, since it uses less digits than its factorization.

198890348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49722591 (or 49722589 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 50.

The square root of 198890348 is about 14102.8489320421. The cubic root of 198890348 is about 583.7199938418.

The spelling of 198890348 in words is "one hundred ninety-eight million, eight hundred ninety thousand, three hundred forty-eight".