196988928 has 208 divisors, whose sum is σ = 594470016. Its totient is φ = 57671680.

The previous prime is 196988917. The next prime is 196988933. The reversal of 196988928 is 829889691.

Its product of digits (4478976) is a multiple of the sum of its prime factors (108).

It is a zygodrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4804588 + ... + 4804628.

Almost surely, 2^196988928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196988928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297235008).

196988928 is an abundant number, since it is smaller than the sum of its proper divisors (397481088).

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

196988928 is a wasteful number, since it uses less digits than its factorization.

196988928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 86 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 60.

The square root of 196988928 is about 14035.2744184074. The cubic root of 196988928 is about 581.8538856877.

The spelling of 196988928 in words is "one hundred ninety-six million, nine hundred eighty-eight thousand, nine hundred twenty-eight".