98166667 has 2 divisors, whose sum is σ = 98166668. Its totient is φ = 98166666.

The previous prime is 98166641. The next prime is 98166671. The reversal of 98166667 is 76666189.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98166667 - 2⁷ = 98166539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98166667.

It is not a weakly prime, because it can be changed into another prime (98166637) 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, 49083333 + 49083334.

It is an arithmetic number, because the mean of its divisors is an integer number (49083334).

Almost surely, 2^98166667 is an apocalyptic number.

98166667 is a deficient number, since it is larger than the sum of its proper divisors (1).

98166667 is an equidigital number, since it uses as much as digits as its factorization.

98166667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 49.

The square root of 98166667 is about 9907.9093152895. The cubic root of 98166667 is about 461.3048443047.

The spelling of 98166667 in words is "ninety-eight million, one hundred sixty-six thousand, six hundred sixty-seven".