1896768066 has 16 divisors (see below), whose sum is σ = 3796454304. Its totient is φ = 631769664.

The previous prime is 1896768031. The next prime is 1896768067. The reversal of 1896768066 is 6608676981.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1896767997 and 1896768015.

It is not an unprimeable number, because it can be changed into a prime (1896768067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113095 + ... + 128778.

It is an arithmetic number, because the mean of its divisors is an integer number (237278394).

Almost surely, 2^1896768066 is an apocalyptic number.

1896768066 is an abundant number, since it is smaller than the sum of its proper divisors (1899686238).

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

1896768066 is a wasteful number, since it uses less digits than its factorization.

1896768066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243185.

The product of its (nonzero) digits is 5225472, while the sum is 57.

The square root of 1896768066 is about 43551.9008310774. The cubic root of 1896768066 is about 1237.8596588321.

The spelling of 1896768066 in words is "one billion, eight hundred ninety-six million, seven hundred sixty-eight thousand, sixty-six".