196666704 has 140 divisors (see below), whose sum is σ = 615721876. Its totient is φ = 60466176.

The previous prime is 196666703. The next prime is 196666711. The reversal of 196666704 is 407666691.

It is a happy number.

196666704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 131056704 + 65610000 = 11448^2 + 8100^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 196666704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196666703) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 150984 + ... + 152280.

Almost surely, 2^196666704 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 196666704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307860938).

196666704 is an abundant number, since it is smaller than the sum of its proper divisors (419055172).

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

196666704 is a wasteful number, since it uses less digits than its factorization.

196666704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336 (or 1315 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 196666704 is about 14023.7906430466. The cubic root of 196666704 is about 581.5364573453.

The spelling of 196666704 in words is "one hundred ninety-six million, six hundred sixty-six thousand, seven hundred four".