196949271 has 8 divisors (see below), whose sum is σ = 262674544. Its totient is φ = 131261760.

The previous prime is 196949251. The next prime is 196949321. The reversal of 196949271 is 172949691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-196949271 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 196949271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196949251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6651 + ... + 20931.

It is an arithmetic number, because the mean of its divisors is an integer number (32834318).

Almost surely, 2^196949271 is an apocalyptic number.

196949271 is a deficient number, since it is larger than the sum of its proper divisors (65725273).

196949271 is a wasteful number, since it uses less digits than its factorization.

196949271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18881.

The product of its digits is 244944, while the sum is 48.

The square root of 196949271 is about 14033.8615854653. The cubic root of 196949271 is about 581.8148375910.

The spelling of 196949271 in words is "one hundred ninety-six million, nine hundred forty-nine thousand, two hundred seventy-one".