196486680 has 256 divisors, whose sum is σ = 696729600. Its totient is φ = 43868160.

The previous prime is 196486669. The next prime is 196486691. The reversal of 196486680 is 86684691.

It is an interprime number because it is at equal distance from previous prime (196486669) and next prime (196486691).

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 63 ways as a sum of consecutive naturals, for example, 822001 + ... + 822239.

It is an arithmetic number, because the mean of its divisors is an integer number (2721600).

Almost surely, 2^196486680 is an apocalyptic number.

196486680 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 196486680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348364800).

196486680 is an abundant number, since it is smaller than the sum of its proper divisors (500242920).

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

196486680 is a wasteful number, since it uses less digits than its factorization.

196486680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 196486680 is about 14017.3706521587. The cubic root of 196486680 is about 581.3589616515.

The spelling of 196486680 in words is "one hundred ninety-six million, four hundred eighty-six thousand, six hundred eighty".