197250 has 32 divisors (see below), whose sum is σ = 494208. Its totient is φ = 52400.

The previous prime is 197243. The next prime is 197257. The reversal of 197250 is 52791.

It is an interprime number because it is at equal distance from previous prime (197243) and next prime (197257).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 197250.

It is not an unprimeable number, because it can be changed into a prime (197257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619 + ... + 881.

It is an arithmetic number, because the mean of its divisors is an integer number (15444).

2¹⁹⁷²⁵⁰ is an apocalyptic number.

197250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 197250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247104).

197250 is an abundant number, since it is smaller than the sum of its proper divisors (296958).

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

197250 is a wasteful number, since it uses less digits than its factorization.

197250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 197250 is about 444.1283598240. The cubic root of 197250 is about 58.2110818401.

The spelling of 197250 in words is "one hundred ninety-seven thousand, two hundred fifty".