196839984 has 40 divisors (see below), whose sum is σ = 554732352. Its totient is φ = 59648320.

The previous prime is 196839977. The next prime is 196839997. The reversal of 196839984 is 489938691.

196839984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×196839984² = 77491958602240512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185874 + ... + 186929.

Almost surely, 2^196839984 is an apocalyptic number.

It is an amenable number.

196839984 is an abundant number, since it is smaller than the sum of its proper divisors (357892368).

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

196839984 is a wasteful number, since it uses less digits than its factorization.

196839984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372825 (or 372819 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 57.

The square root of 196839984 is about 14029.9673556285. The cubic root of 196839984 is about 581.7072014765.

The spelling of 196839984 in words is "one hundred ninety-six million, eight hundred thirty-nine thousand, nine hundred eighty-four".