196659201 has 4 divisors (see below), whose sum is σ = 262212272. Its totient is φ = 131106132.

The previous prime is 196659193. The next prime is 196659209. The reversal of 196659201 is 102956691.

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 an interprime number because it is at equal distance from previous prime (196659193) and next prime (196659209).

It is not a de Polignac number, because 196659201 - 2³ = 196659193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196659201.

It is not an unprimeable number, because it can be changed into a prime (196659209) 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, 32776531 + ... + 32776536.

It is an arithmetic number, because the mean of its divisors is an integer number (65553068).

Almost surely, 2^196659201 is an apocalyptic number.

It is an amenable number.

196659201 is a deficient number, since it is larger than the sum of its proper divisors (65553071).

196659201 is an equidigital number, since it uses as much as digits as its factorization.

196659201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65553070.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 196659201 is about 14023.5231307971. The cubic root of 196659201 is about 581.5290618831.

The spelling of 196659201 in words is "one hundred ninety-six million, six hundred fifty-nine thousand, two hundred one".