9956898 has 96 divisors (see below), whose sum is σ = 26593920. Its totient is φ = 2751840.

The previous prime is 9956897. The next prime is 9956909. The reversal of 9956898 is 8986599.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (9956897) 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 47 ways as a sum of consecutive naturals, for example, 140203 + ... + 140273.

It is an arithmetic number, because the mean of its divisors is an integer number (277020).

Almost surely, 2^9956898 is an apocalyptic number.

9956898 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9956898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13296960).

9956898 is an abundant number, since it is smaller than the sum of its proper divisors (16637022).

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

9956898 is a wasteful number, since it uses less digits than its factorization.

9956898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 136 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 54.

The square root of 9956898 is about 3155.4552761844. The cubic root of 9956898 is about 215.1334884029.

Subtracting from 9956898 its reverse (8986599), we obtain a cube (970299 = 99³).

The spelling of 9956898 in words is "nine million, nine hundred fifty-six thousand, eight hundred ninety-eight".