98746321 has 2 divisors, whose sum is σ = 98746322. Its totient is φ = 98746320.

The previous prime is 98746313. The next prime is 98746357. The reversal of 98746321 is 12364789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98227921 + 518400 = 9911^2 + 720^2 .

It is an emirp because it is prime and its reverse (12364789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98746321 - 2³ = 98746313 is a prime.

It is a super-2 number, since 2×98746321² = 19501671822070082, which contains 22 as substring.

It is equal to p_5693485 and since 98746321 and 5693485 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (98746391) by changing a digit.

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

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49373160 + 49373161.

It is an arithmetic number, because the mean of its divisors is an integer number (49373161).

Almost surely, 2^98746321 is an apocalyptic number.

It is an amenable number.

98746321 is a deficient number, since it is larger than the sum of its proper divisors (1).

98746321 is an equidigital number, since it uses as much as digits as its factorization.

98746321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 40.

The square root of 98746321 is about 9937.1183448724. The cubic root of 98746321 is about 462.2110331283.

The spelling of 98746321 in words is "ninety-eight million, seven hundred forty-six thousand, three hundred twenty-one".