196196901 has 4 divisors (see below), whose sum is σ = 261595872. Its totient is φ = 130797932.

The previous prime is 196196893. The next prime is 196196909. The reversal of 196196901 is 109691691.

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, and also an emirpimes, since its reverse is a distinct semiprime: 109691691 = 3 ⋅36563897.

It is an interprime number because it is at equal distance from previous prime (196196893) and next prime (196196909).

It is a cyclic number.

It is not a de Polignac number, because 196196901 - 2³ = 196196893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196196909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32699481 + ... + 32699486.

It is an arithmetic number, because the mean of its divisors is an integer number (65398968).

Almost surely, 2^196196901 is an apocalyptic number.

It is an amenable number.

196196901 is a deficient number, since it is larger than the sum of its proper divisors (65398971).

196196901 is an equidigital number, since it uses as much as digits as its factorization.

196196901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65398970.

The product of its (nonzero) digits is 26244, while the sum is 42.

The square root of 196196901 is about 14007.0304133317. The cubic root of 196196901 is about 581.0730245347.

The spelling of 196196901 in words is "one hundred ninety-six million, one hundred ninety-six thousand, nine hundred one".