196019845 has 48 divisors (see below), whose sum is σ = 289578240. Its totient is φ = 126801024.

The previous prime is 196019833. The next prime is 196019849. The reversal of 196019845 is 548910691.

196019845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 196019845 - 2⁷ = 196019717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196019849) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 333642 + ... + 334228.

It is an arithmetic number, because the mean of its divisors is an integer number (6032880).

Almost surely, 2^196019845 is an apocalyptic number.

It is an amenable number.

196019845 is a deficient number, since it is larger than the sum of its proper divisors (93558395).

196019845 is a wasteful number, since it uses less digits than its factorization.

196019845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682 (or 675 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 196019845 is about 14000.7087320607. The cubic root of 196019845 is about 580.8981773466.

The spelling of 196019845 in words is "one hundred ninety-six million, nineteen thousand, eight hundred forty-five".