9898281 has 10 divisors (see below), whose sum is σ = 14786442. Its totient is φ = 6598800.

The previous prime is 9898279. The next prime is 9898283. The reversal of 9898281 is 1828989.

It is an interprime number because it is at equal distance from previous prime (9898279) and next prime (9898283).

It can be written as a sum of positive squares in only one way, i.e., 9865881 + 32400 = 3141^2 + 180^2 .

It is not a de Polignac number, because 9898281 - 2¹ = 9898279 is a prime.

It is a super-2 number, since 2×9898281² = 195951933509922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9898283) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61020 + ... + 61181.

Almost surely, 2^9898281 is an apocalyptic number.

It is an amenable number.

9898281 is a deficient number, since it is larger than the sum of its proper divisors (4888161).

9898281 is a wasteful number, since it uses less digits than its factorization.

9898281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122213 (or 122204 counting only the distinct ones).

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

The square root of 9898281 is about 3146.1533656197. The cubic root of 9898281 is about 214.7104882804.

The spelling of 9898281 in words is "nine million, eight hundred ninety-eight thousand, two hundred eighty-one".