196019844 has 24 divisors (see below), whose sum is σ = 459553248. Its totient is φ = 65029440.

The previous prime is 196019833. The next prime is 196019849. The reversal of 196019844 is 448910691.

It is a junction number, because it is equal to n+sod(n) for n = 196019796 and 196019805.

It is not an unprimeable number, because it can be changed into a prime (196019849) 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 7 ways as a sum of consecutive naturals, for example, 36177 + ... + 41240.

It is an arithmetic number, because the mean of its divisors is an integer number (19148052).

Almost surely, 2^196019844 is an apocalyptic number.

It is an amenable number.

196019844 is an abundant number, since it is smaller than the sum of its proper divisors (263533404).

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

196019844 is a wasteful number, since it uses less digits than its factorization.

196019844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77635 (or 77633 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 196019844 is about 14000.7086963482. The cubic root of 196019844 is about 580.8981763588.

The spelling of 196019844 in words is "one hundred ninety-six million, nineteen thousand, eight hundred forty-four".