196770756 has 144 divisors (see below), whose sum is σ = 578479104. Its totient is φ = 50963328.

The previous prime is 196770677. The next prime is 196770757. The reversal of 196770756 is 657077691.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196770757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1178185 + ... + 1178351.

It is an arithmetic number, because the mean of its divisors is an integer number (4017216).

Almost surely, 2^196770756 is an apocalyptic number.

It is a pronic number, being equal to 14027×14028.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196770756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289239552).

196770756 is an abundant number, since it is smaller than the sum of its proper divisors (381708348).

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

196770756 is a wasteful number, since it uses less digits than its factorization.

196770756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 555660, while the sum is 48.

The square root of 196770756 is about 14027.4999910889. The cubic root of 196770756 is about 581.6389986192.

The spelling of 196770756 in words is "one hundred ninety-six million, seven hundred seventy thousand, seven hundred fifty-six".