8892730665 has 256 divisors, whose sum is σ = 20401920000. Its totient is φ = 3574222848.

The previous prime is 8892730661. The next prime is 8892730687. The reversal of 8892730665 is 5660372988.

It is a happy number.

8892730665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8892730665 - 2² = 8892730661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8892730661) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 38832771 + ... + 38832999.

It is an arithmetic number, because the mean of its divisors is an integer number (79695000).

Almost surely, 2^8892730665 is an apocalyptic number.

It is an amenable number.

8892730665 is an abundant number, since it is smaller than the sum of its proper divisors (11509189335).

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

8892730665 is a wasteful number, since it uses less digits than its factorization.

8892730665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The square root of 8892730665 is about 94301.2760518117. The cubic root of 8892730665 is about 2071.7867266091.

The spelling of 8892730665 in words is "eight billion, eight hundred ninety-two million, seven hundred thirty thousand, six hundred sixty-five".