198070 has 16 divisors (see below), whose sum is σ = 369360. Its totient is φ = 76384.

The previous prime is 198047. The next prime is 198073. The reversal of 198070 is 70891.

198070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 198070.

It is not an unprimeable number, because it can be changed into a prime (198073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52 + ... + 631.

It is an arithmetic number, because the mean of its divisors is an integer number (23085).

2¹⁹⁸⁰⁷⁰ is an apocalyptic number.

198070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198070 is a deficient number, since it is larger than the sum of its proper divisors (171290).

198070 is a wasteful number, since it uses less digits than its factorization.

198070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 198070 is about 445.0505589256. The cubic root of 198070 is about 58.2916345985.

The spelling of 198070 in words is "one hundred ninety-eight thousand, seventy".