196597760 has 96 divisors (see below), whose sum is σ = 479999520. Its totient is φ = 77266944.

The previous prime is 196597759. The next prime is 196597771. The reversal of 196597760 is 67795691.

It is a junction number, because it is equal to n+sod(n) for n = 196597699 and 196597708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747389 + ... + 747651.

It is an arithmetic number, because the mean of its divisors is an integer number (4999995).

Almost surely, 2^196597760 is an apocalyptic number.

196597760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196597760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239999760).

196597760 is an abundant number, since it is smaller than the sum of its proper divisors (283401760).

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

196597760 is an equidigital number, since it uses as much as digits as its factorization.

196597760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 50.

The square root of 196597760 is about 14021.3323190059. The cubic root of 196597760 is about 581.4684944166.

The spelling of 196597760 in words is "one hundred ninety-six million, five hundred ninety-seven thousand, seven hundred sixty".