98321678 has 32 divisors (see below), whose sum is σ = 184959936. Its totient is φ = 38158848.

The previous prime is 98321669. The next prime is 98321683. The reversal of 98321678 is 87612389.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4550 + ... + 14742.

It is an arithmetic number, because the mean of its divisors is an integer number (5779998).

Almost surely, 2^98321678 is an apocalyptic number.

98321678 is a deficient number, since it is larger than the sum of its proper divisors (86638258).

98321678 is a wasteful number, since it uses less digits than its factorization.

98321678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10268.

The product of its digits is 145152, while the sum is 44.

The square root of 98321678 is about 9915.7288183976. The cubic root of 98321678 is about 461.5475258661.

The spelling of 98321678 in words is "ninety-eight million, three hundred twenty-one thousand, six hundred seventy-eight".