196634019 has 16 divisors (see below), whose sum is σ = 280726560. Its totient is φ = 121989120.

The previous prime is 196634017. The next prime is 196634033. The reversal of 196634019 is 910436691.

It is not a de Polignac number, because 196634019 - 2¹ = 196634017 is a prime.

It is a super-3 number, since 3×196634019³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (196634017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17122 + ... + 26199.

It is an arithmetic number, because the mean of its divisors is an integer number (17545410).

Almost surely, 2^196634019 is an apocalyptic number.

196634019 is a deficient number, since it is larger than the sum of its proper divisors (84092541).

196634019 is a wasteful number, since it uses less digits than its factorization.

196634019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43430.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 196634019 is about 14022.6252534966. The cubic root of 196634019 is about 581.5042394324.

The spelling of 196634019 in words is "one hundred ninety-six million, six hundred thirty-four thousand, nineteen".