98487247 has 2 divisors, whose sum is σ = 98487248. Its totient is φ = 98487246.

The previous prime is 98487211. The next prime is 98487271. The reversal of 98487247 is 74278489.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98487247 - 2¹⁵ = 98454479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 98487247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98487287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49243623 + 49243624.

It is an arithmetic number, because the mean of its divisors is an integer number (49243624).

Almost surely, 2^98487247 is an apocalyptic number.

98487247 is a deficient number, since it is larger than the sum of its proper divisors (1).

98487247 is an equidigital number, since it uses as much as digits as its factorization.

98487247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 903168, while the sum is 49.

The square root of 98487247 is about 9924.0741129840. The cubic root of 98487247 is about 461.8064552268.

The spelling of 98487247 in words is "ninety-eight million, four hundred eighty-seven thousand, two hundred forty-seven".