9880889 has 4 divisors (see below), whose sum is σ = 9940224. Its totient is φ = 9821556.

The previous prime is 9880873. The next prime is 9880891.

9880889 is nontrivially palindromic in base 10.

9880889 is digitally balanced in base 2, 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 9880889 - 2⁴ = 9880873 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9880489) 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, 29417 + ... + 29750.

It is an arithmetic number, because the mean of its divisors is an integer number (2485056).

Almost surely, 2^9880889 is an apocalyptic number.

It is an amenable number.

9880889 is a deficient number, since it is larger than the sum of its proper divisors (59335).

9880889 is a wasteful number, since it uses less digits than its factorization.

9880889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59334.

The product of its (nonzero) digits is 331776, while the sum is 50.

The square root of 9880889 is about 3143.3881402080. The cubic root of 9880889 is about 214.5846605714.

The spelling of 9880889 in words is "nine million, eight hundred eighty thousand, eight hundred eighty-nine".