196022196 has 72 divisors (see below), whose sum is σ = 512313984. Its totient is φ = 63161280.

The previous prime is 196022191. The next prime is 196022209. The reversal of 196022196 is 691220691.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 196022196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196022191) 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 23 ways as a sum of consecutive naturals, for example, 134745 + ... + 136191.

It is an arithmetic number, because the mean of its divisors is an integer number (7115472).

Almost surely, 2^196022196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196022196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256156992).

196022196 is an abundant number, since it is smaller than the sum of its proper divisors (316291788).

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

196022196 is a wasteful number, since it uses less digits than its factorization.

196022196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 196022196 is about 14000.7926918443. The cubic root of 196022196 is about 580.9004997070.

The spelling of 196022196 in words is "one hundred ninety-six million, twenty-two thousand, one hundred ninety-six".