196660688 has 40 divisors (see below), whose sum is σ = 442858560. Its totient is φ = 82851840.

The previous prime is 196660669. The next prime is 196660693. The reversal of 196660688 is 886066691.

It is a congruent number.

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, 8273 + ... + 21488.

It is an arithmetic number, because the mean of its divisors is an integer number (11071464).

Almost surely, 2^196660688 is an apocalyptic number.

It is an amenable number.

196660688 is an abundant number, since it is smaller than the sum of its proper divisors (246197872).

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

196660688 is a wasteful number, since it uses less digits than its factorization.

196660688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29835 (or 29829 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 50.

The square root of 196660688 is about 14023.5761487575. The cubic root of 196660688 is about 581.5305275854.

The spelling of 196660688 in words is "one hundred ninety-six million, six hundred sixty thousand, six hundred eighty-eight".