196065490 has 8 divisors (see below), whose sum is σ = 352917900. Its totient is φ = 78426192.

The previous prime is 196065481. The next prime is 196065523. The reversal of 196065490 is 94560691.

It can be written as a sum of positive squares in 2 ways, for example, as 186349801 + 9715689 = 13651^2 + 3117^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9803265 + ... + 9803284.

Almost surely, 2^196065490 is an apocalyptic number.

196065490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196065490 is a deficient number, since it is larger than the sum of its proper divisors (156852410).

196065490 is a wasteful number, since it uses less digits than its factorization.

196065490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19606556.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 196065490 is about 14002.3387332260. The cubic root of 196065490 is about 580.9432629849.

The spelling of 196065490 in words is "one hundred ninety-six million, sixty-five thousand, four hundred ninety".