9889464 has 64 divisors (see below), whose sum is σ = 27568800. Its totient is φ = 2935296.

The previous prime is 9889463. The next prime is 9889469. The reversal of 9889464 is 4649889.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9889463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8502 + ... + 9594.

Almost surely, 2^9889464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9889464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13784400).

9889464 is an abundant number, since it is smaller than the sum of its proper divisors (17679336).

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

9889464 is a wasteful number, since it uses less digits than its factorization.

9889464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144 (or 1140 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 9889464 is about 3144.7518185065. The cubic root of 9889464 is about 214.6467174514.

The spelling of 9889464 in words is "nine million, eight hundred eighty-nine thousand, four hundred sixty-four".