196690220 has 12 divisors (see below), whose sum is σ = 413049504. Its totient is φ = 78676080.

The previous prime is 196690217. The next prime is 196690231. The reversal of 196690220 is 22096691.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4917236 + ... + 4917275.

It is an arithmetic number, because the mean of its divisors is an integer number (34420792).

Almost surely, 2^196690220 is an apocalyptic number.

196690220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196690220 is an abundant number, since it is smaller than the sum of its proper divisors (216359284).

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

196690220 is a wasteful number, since it uses less digits than its factorization.

196690220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9834520 (or 9834518 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 196690220 is about 14024.6290503528. The cubic root of 196690220 is about 581.5596350804.

The spelling of 196690220 in words is "one hundred ninety-six million, six hundred ninety thousand, two hundred twenty".