196961216 has 28 divisors (see below), whose sum is σ = 394886688. Its totient is φ = 97462272.

The previous prime is 196961207. The next prime is 196961221. The reversal of 196961216 is 612169691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9656 + ... + 22071.

It is an arithmetic number, because the mean of its divisors is an integer number (14103096).

Almost surely, 2^196961216 is an apocalyptic number.

196961216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196961216 is an abundant number, since it is smaller than the sum of its proper divisors (197925472).

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

196961216 is an equidigital number, since it uses as much as digits as its factorization.

196961216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31836 (or 31826 counting only the distinct ones).

The product of its digits is 34992, while the sum is 41.

The square root of 196961216 is about 14034.2871568171. The cubic root of 196961216 is about 581.8265997362.

The spelling of 196961216 in words is "one hundred ninety-six million, nine hundred sixty-one thousand, two hundred sixteen".