98598281 has 4 divisors (see below), whose sum is σ = 98844564. Its totient is φ = 98352000.

The previous prime is 98598251. The next prime is 98598287. The reversal of 98598281 is 18289589.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47045881 + 51552400 = 6859^2 + 7180^2 .

It is a cyclic number.

It is not a de Polignac number, because 98598281 - 2¹⁴ = 98581897 is a prime.

It is a super-2 number, since 2×98598281² = 19443242032309922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98598287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122540 + ... + 123341.

It is an arithmetic number, because the mean of its divisors is an integer number (24711141).

Almost surely, 2^98598281 is an apocalyptic number.

It is an amenable number.

98598281 is a deficient number, since it is larger than the sum of its proper divisors (246283).

98598281 is a wasteful number, since it uses less digits than its factorization.

98598281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246282.

The product of its digits is 414720, while the sum is 50.

The square root of 98598281 is about 9929.6667114259. Note that the first 3 decimals coincide. The cubic root of 98598281 is about 461.9799360989.

The spelling of 98598281 in words is "ninety-eight million, five hundred ninety-eight thousand, two hundred eighty-one".