98423617 has 2 divisors, whose sum is σ = 98423618. Its totient is φ = 98423616.

The previous prime is 98423599. The next prime is 98423639. The reversal of 98423617 is 71632489.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55965361 + 42458256 = 7481^2 + 6516^2 .

It is a cyclic number.

It is not a de Polignac number, because 98423617 - 2¹¹ = 98421569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98423617.

It is not a weakly prime, because it can be changed into another prime (98427617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49211808 + 49211809.

It is an arithmetic number, because the mean of its divisors is an integer number (49211809).

Almost surely, 2^98423617 is an apocalyptic number.

It is an amenable number.

98423617 is a deficient number, since it is larger than the sum of its proper divisors (1).

98423617 is an equidigital number, since it uses as much as digits as its factorization.

98423617 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 98423617 is about 9920.8677543852. The cubic root of 98423617 is about 461.7069801639.

The spelling of 98423617 in words is "ninety-eight million, four hundred twenty-three thousand, six hundred seventeen".