9898464 has 48 divisors (see below), whose sum is σ = 27119232. Its totient is φ = 3155328.

The previous prime is 9898457. The next prime is 9898481. The reversal of 9898464 is 4648989.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 34 + ... + 4449.

It is an arithmetic number, because the mean of its divisors is an integer number (564984).

Almost surely, 2^9898464 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 9898464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13559616).

9898464 is an abundant number, since it is smaller than the sum of its proper divisors (17220768).

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

9898464 is a wasteful number, since it uses less digits than its factorization.

9898464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4519 (or 4511 counting only the distinct ones).

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

The square root of 9898464 is about 3146.1824486193. The cubic root of 9898464 is about 214.7118114656.

It can be divided in two parts, 989 and 8464, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 9898464 in words is "nine million, eight hundred ninety-eight thousand, four hundred sixty-four".