9812898 has 12 divisors (see below), whose sum is σ = 21261318. Its totient is φ = 3270960.

The previous prime is 9812867. The next prime is 9812903. The reversal of 9812898 is 8982189.

It can be written as a sum of positive squares in only one way, i.e., 8838729 + 974169 = 2973^2 + 987^2 .

It is a Curzon number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 272563 + ... + 272598.

Almost surely, 2^9812898 is an apocalyptic number.

9812898 is an abundant number, since it is smaller than the sum of its proper divisors (11448420).

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

9812898 is a wasteful number, since it uses less digits than its factorization.

9812898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545169 (or 545166 counting only the distinct ones).

The product of its digits is 82944, while the sum is 45.

The square root of 9812898 is about 3132.5545486073. The cubic root of 9812898 is about 214.0913372591.

It can be divided in two parts, 98 and 12898, that added together give a square (12996 = 114²).

The spelling of 9812898 in words is "nine million, eight hundred twelve thousand, eight hundred ninety-eight".