98842 has 8 divisors (see below), whose sum is σ = 150516. Its totient is φ = 48672.

The previous prime is 98837. The next prime is 98849. The reversal of 98842 is 24889.

It can be written as a sum of positive squares in 2 ways, for example, as 84681 + 14161 = 291^2 + 119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (98849) by changing a digit.

98842 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193 + ... + 484.

2⁹⁸⁸⁴² is an apocalyptic number.

98842 is a deficient number, since it is larger than the sum of its proper divisors (51674).

98842 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (98841) it forms an eRAP, since the sums of their prime factors are consecutive (751 and 752).

98842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752.

The product of its digits is 4608, while the sum is 31.

The square root of 98842 is about 314.3914757114. The cubic root of 98842 is about 46.2360269452.

The spelling of 98842 in words is "ninety-eight thousand, eight hundred forty-two".