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196000000 = 285672

196000000 has 189 divisors, whose sum is σ = 568879437. Its totient is φ = 67200000.

The previous prime is 195999959. The next prime is 196000001. The reversal of 196000000 is 691.

The square root of 196000000 is 14000.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 3 ways, for example, as 171714816 + 24285184 = 13104^2 + 4928^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (196000001) by changing a digit.

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 20 ways as a sum of consecutive naturals, for example, 27999997 + ... + 28000003.

Almost surely, 2196000000 is an apocalyptic number.

196000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196000000 is the 14000-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196000000

196000000 is an abundant number, since it is smaller than the sum of its proper divisors (372879437).

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

196000000 is an frugal number, since it uses more digits than its factorization.

196000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60 (or 14 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The cubic root of 196000000 is about 580.8785733564.

Multiplying 196000000 by its sum of digits (16), we get a square (3136000000 = 560002).

196000000 divided by its sum of digits (16) gives a square (12250000 = 35002).

Adding to 196000000 its reverse (691), we get a palindrome (196000691).

The spelling of 196000000 in words is "one hundred ninety-six million", and thus it is an aban number.