196257 has 4 divisors (see below), whose sum is σ = 261680. Its totient is φ = 130836.

The previous prime is 196247. The next prime is 196271. The reversal of 196257 is 752691.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 196257 - 2⁶ = 196193 is a prime.

It is a D-number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 196257.

It is not an unprimeable number, because it can be changed into a prime (196247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32707 + ... + 32712.

It is an arithmetic number, because the mean of its divisors is an integer number (65420).

2¹⁹⁶²⁵⁷ is an apocalyptic number.

It is an amenable number.

196257 is a deficient number, since it is larger than the sum of its proper divisors (65423).

196257 is an equidigital number, since it uses as much as digits as its factorization.

196257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65422.

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

The square root of 196257 is about 443.0090292534. The cubic root of 196257 is about 58.1132349873.

The spelling of 196257 in words is "one hundred ninety-six thousand, two hundred fifty-seven".