98065538 has 4 divisors (see below), whose sum is σ = 147098310. Its totient is φ = 49032768.

The previous prime is 98065531. The next prime is 98065549. The reversal of 98065538 is 83556089.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83556089 = 4909 ⋅17021.

It can be written as a sum of positive squares in only one way, i.e., 97278769 + 786769 = 9863^2 + 887^2 .

It is not an unprimeable number, because it can be changed into a prime (98065531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24516383 + ... + 24516386.

Almost surely, 2^98065538 is an apocalyptic number.

98065538 is a deficient number, since it is larger than the sum of its proper divisors (49032772).

98065538 is a wasteful number, since it uses less digits than its factorization.

98065538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49032771.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 98065538 is about 9902.8045522468. The cubic root of 98065538 is about 461.1463813970.

The spelling of 98065538 in words is "ninety-eight million, sixty-five thousand, five hundred thirty-eight".