9898964 has 24 divisors (see below), whose sum is σ = 18484200. Its totient is φ = 4622336.

The previous prime is 9898921. The next prime is 9898979. The reversal of 9898964 is 4698989.

9898964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3034564 + 6864400 = 1742^2 + 2620^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9644 + ... + 10620.

It is an arithmetic number, because the mean of its divisors is an integer number (770175).

Almost surely, 2^9898964 is an apocalyptic number.

It is an amenable number.

9898964 is a deficient number, since it is larger than the sum of its proper divisors (8585236).

9898964 is a wasteful number, since it uses less digits than its factorization.

9898964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147 (or 1145 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 53.

The square root of 9898964 is about 3146.2619089961. The cubic root of 9898964 is about 214.7154266426.

The spelling of 9898964 in words is "nine million, eight hundred ninety-eight thousand, nine hundred sixty-four".