197020 has 12 divisors (see below), whose sum is σ = 413784. Its totient is φ = 78800.

The previous prime is 197009. The next prime is 197023. The reversal of 197020 is 20791.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4906 + ... + 4945.

It is an arithmetic number, because the mean of its divisors is an integer number (34482).

2¹⁹⁷⁰²⁰ is an apocalyptic number.

197020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

197020 is an abundant number, since it is smaller than the sum of its proper divisors (216764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197020 is a wasteful number, since it uses less digits than its factorization.

197020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9860 (or 9858 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 197020 is about 443.8693501471. The cubic root of 197020 is about 58.1884476939.

The spelling of 197020 in words is "one hundred ninety-seven thousand, twenty".