98521718 has 8 divisors (see below), whose sum is σ = 147825048. Its totient is φ = 49246704.

The previous prime is 98521711. The next prime is 98521727. The reversal of 98521718 is 81712589.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98521711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8330 + ... + 16322.

It is an arithmetic number, because the mean of its divisors is an integer number (18478131).

Almost surely, 2^98521718 is an apocalyptic number.

98521718 is a deficient number, since it is larger than the sum of its proper divisors (49303330).

98521718 is a wasteful number, since it uses less digits than its factorization.

98521718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14158.

The product of its digits is 40320, while the sum is 41.

The square root of 98521718 is about 9925.8106973688. The cubic root of 98521718 is about 461.8603270864.

The spelling of 98521718 in words is "ninety-eight million, five hundred twenty-one thousand, seven hundred eighteen".