98989693 has 8 divisors (see below), whose sum is σ = 108337536. Its totient is φ = 89700000.

The previous prime is 98989687. The next prime is 98989697. The reversal of 98989693 is 39698989.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98989693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98989697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10933 + ... + 17818.

It is an arithmetic number, because the mean of its divisors is an integer number (13542192).

Almost surely, 2^98989693 is an apocalyptic number.

It is an amenable number.

98989693 is a deficient number, since it is larger than the sum of its proper divisors (9347843).

98989693 is a wasteful number, since it uses less digits than its factorization.

98989693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29075.

The product of its digits is 7558272, while the sum is 61.

The square root of 98989693 is about 9949.3564113464. The cubic root of 98989693 is about 462.5904462022.

It can be divided in two parts, 989896 and 93, that added together give a palindrome (989989).

The spelling of 98989693 in words is "ninety-eight million, nine hundred eighty-nine thousand, six hundred ninety-three".