8396889 has 4 divisors (see below), whose sum is σ = 11195856. Its totient is φ = 5597924.

The previous prime is 8396881. The next prime is 8396951. The reversal of 8396889 is 9886938.

8396889 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 8396889 - 2³ = 8396881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8396881) 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, 1399479 + ... + 1399484.

It is an arithmetic number, because the mean of its divisors is an integer number (2798964).

Almost surely, 2^8396889 is an apocalyptic number.

It is an amenable number.

8396889 is a deficient number, since it is larger than the sum of its proper divisors (2798967).

8396889 is a wasteful number, since it uses less digits than its factorization.

8396889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798966.

The product of its digits is 746496, while the sum is 51.

The square root of 8396889 is about 2897.7386010474. The cubic root of 8396889 is about 203.2541729542.

The spelling of 8396889 in words is "eight million, three hundred ninety-six thousand, eight hundred eighty-nine".