196929666 has 48 divisors (see below), whose sum is σ = 453682944. Its totient is φ = 61521792.

The previous prime is 196929641. The next prime is 196929709. The reversal of 196929666 is 666929691.

It is a happy number.

196929666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79255 + ... + 81701.

It is an arithmetic number, because the mean of its divisors is an integer number (9451728).

Almost surely, 2^196929666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196929666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226841472).

196929666 is an abundant number, since it is smaller than the sum of its proper divisors (256753278).

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

196929666 is a wasteful number, since it uses less digits than its factorization.

196929666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2735 (or 2732 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 54.

The square root of 196929666 is about 14033.1630789356. The cubic root of 196929666 is about 581.7955316748.

The spelling of 196929666 in words is "one hundred ninety-six million, nine hundred twenty-nine thousand, six hundred sixty-six".