9785923216 has 10 divisors (see below), whose sum is σ = 18960226262. Its totient is φ = 4892961600.

The previous prime is 9785923211. The next prime is 9785923219. The reversal of 9785923216 is 6123295879.

It can be written as a sum of positive squares in only one way, i.e., 6989628816 + 2796294400 = 83604^2 + 52880^2 .

It is not an unprimeable number, because it can be changed into a prime (9785923211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305810085 + ... + 305810116.

Almost surely, 2^9785923216 is an apocalyptic number.

It is an amenable number.

9785923216 is a deficient number, since it is larger than the sum of its proper divisors (9174303046).

9785923216 is a wasteful number, since it uses less digits than its factorization.

9785923216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611620209 (or 611620203 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 52.

The square root of 9785923216 is about 98923.8253202938. The cubic root of 9785923216 is about 2138.9498454759.

The spelling of 9785923216 in words is "nine billion, seven hundred eighty-five million, nine hundred twenty-three thousand, two hundred sixteen".