9896889 has 16 divisors (see below), whose sum is σ = 13512960. Its totient is φ = 6441600.

The previous prime is 9896881. The next prime is 9896893. The reversal of 9896889 is 9886989.

9896889 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9896889 - 2³ = 9896881 is a prime.

It is a super-3 number, since 3×9896889³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (9896881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26784 + ... + 27150.

It is an arithmetic number, because the mean of its divisors is an integer number (844560).

Almost surely, 2^9896889 is an apocalyptic number.

It is an amenable number.

9896889 is a deficient number, since it is larger than the sum of its proper divisors (3616071).

9896889 is a wasteful number, since it uses less digits than its factorization.

9896889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its digits is 2239488, while the sum is 57.

The square root of 9896889 is about 3145.9321353138. The cubic root of 9896889 is about 214.7004228622.

The spelling of 9896889 in words is "nine million, eight hundred ninety-six thousand, eight hundred eighty-nine".