8946895309 has 4 divisors (see below), whose sum is σ = 9760249440. Its totient is φ = 8133541180.

The previous prime is 8946895291. The next prime is 8946895339. The reversal of 8946895309 is 9035986498.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8946895309 - 2¹⁵ = 8946862541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8946895339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406677049 + ... + 406677070.

It is an arithmetic number, because the mean of its divisors is an integer number (2440062360).

Almost surely, 2^8946895309 is an apocalyptic number.

It is an amenable number.

8946895309 is a deficient number, since it is larger than the sum of its proper divisors (813354131).

8946895309 is a wasteful number, since it uses less digits than its factorization.

8946895309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813354130.

The product of its (nonzero) digits is 16796160, while the sum is 61.

The square root of 8946895309 is about 94588.0294170462. The cubic root of 8946895309 is about 2075.9845569325.

It can be divided in two parts, 894689 and 5309, that added together give a palindrome (899998).

The spelling of 8946895309 in words is "eight billion, nine hundred forty-six million, eight hundred ninety-five thousand, three hundred nine".