98726779 has 2 divisors, whose sum is σ = 98726780. Its totient is φ = 98726778.

The previous prime is 98726713. The next prime is 98726801. The reversal of 98726779 is 97762789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98726779 - 2²¹ = 96629627 is a prime.

It is not a weakly prime, because it can be changed into another prime (98726479) 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 as a sum of consecutive naturals, namely, 49363389 + 49363390.

It is an arithmetic number, because the mean of its divisors is an integer number (49363390).

Almost surely, 2^98726779 is an apocalyptic number.

98726779 is a deficient number, since it is larger than the sum of its proper divisors (1).

98726779 is an equidigital number, since it uses as much as digits as its factorization.

98726779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2667168, while the sum is 55.

The square root of 98726779 is about 9936.1350131729. The cubic root of 98726779 is about 462.1805404347.

The spelling of 98726779 in words is "ninety-eight million, seven hundred twenty-six thousand, seven hundred seventy-nine".