196051688 has 48 divisors (see below), whose sum is σ = 434219040. Its totient is φ = 81289440.

The previous prime is 196051643. The next prime is 196051699. The reversal of 196051688 is 886150691.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51995 + ... + 55637.

It is an arithmetic number, because the mean of its divisors is an integer number (9046230).

Almost surely, 2^196051688 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 196051688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217109520).

196051688 is an abundant number, since it is smaller than the sum of its proper divisors (238167352).

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

196051688 is a wasteful number, since it uses less digits than its factorization.

196051688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3718 (or 3683 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 196051688 is about 14001.8458783119. The cubic root of 196051688 is about 580.9296308611.

The spelling of 196051688 in words is "one hundred ninety-six million, fifty-one thousand, six hundred eighty-eight".