197256 has 16 divisors (see below), whose sum is σ = 493200. Its totient is φ = 65744.

The previous prime is 197243. The next prime is 197257. The reversal of 197256 is 652791.

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 3 ways as a sum of consecutive naturals, for example, 4086 + ... + 4133.

It is an arithmetic number, because the mean of its divisors is an integer number (30825).

2¹⁹⁷²⁵⁶ is an apocalyptic number.

It is an amenable number.

197256 is an abundant number, since it is smaller than the sum of its proper divisors (295944).

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

197256 is a wasteful number, since it uses less digits than its factorization.

197256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8228 (or 8224 counting only the distinct ones).

The product of its digits is 3780, while the sum is 30.

The square root of 197256 is about 444.1351145766. The cubic root of 197256 is about 58.2116720606.

Subtracting 197256 from its reverse (652791), we obtain a triangular number (455535 = T₉₅₄).

The spelling of 197256 in words is "one hundred ninety-seven thousand, two hundred fifty-six".