1896648218 has 8 divisors (see below), whose sum is σ = 2968666848. Its totient is φ = 907092604.

The previous prime is 1896648217. The next prime is 1896648307. The reversal of 1896648218 is 8128466981.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1896648218.

It is not an unprimeable number, because it can be changed into a prime (1896648217) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 20615696 + ... + 20615787.

It is an arithmetic number, because the mean of its divisors is an integer number (371083356).

Almost surely, 2^1896648218 is an apocalyptic number.

1896648218 is a deficient number, since it is larger than the sum of its proper divisors (1072018630).

1896648218 is a wasteful number, since it uses less digits than its factorization.

1896648218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41231508.

The product of its digits is 1327104, while the sum is 53.

The square root of 1896648218 is about 43550.5248877669. The cubic root of 1896648218 is about 1237.8335867410.

The spelling of 1896648218 in words is "one billion, eight hundred ninety-six million, six hundred forty-eight thousand, two hundred eighteen".