196950816 has 36 divisors (see below), whose sum is σ = 560079702. Its totient is φ = 65650176.

The previous prime is 196950811. The next prime is 196950823. The reversal of 196950816 is 618059691.

It can be written as a sum of positive squares in only one way, i.e., 175827600 + 21123216 = 13260^2 + 4596^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (196950811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 341641 + ... + 342216.

Almost surely, 2^196950816 is an apocalyptic number.

196950816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

196950816 is an abundant number, since it is smaller than the sum of its proper divisors (363128886).

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

196950816 is a wasteful number, since it uses less digits than its factorization.

196950816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683873 (or 683862 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 196950816 is about 14033.9166307913. The cubic root of 196950816 is about 581.8163589668.

The spelling of 196950816 in words is "one hundred ninety-six million, nine hundred fifty thousand, eight hundred sixteen".