98394587 has 2 divisors, whose sum is σ = 98394588. Its totient is φ = 98394586.

The previous prime is 98394577. The next prime is 98394643. The reversal of 98394587 is 78549389.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98394587 - 2⁶ = 98394523 is a prime.

It is not a weakly prime, because it can be changed into another prime (98394577) 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, 49197293 + 49197294.

It is an arithmetic number, because the mean of its divisors is an integer number (49197294).

Almost surely, 2^98394587 is an apocalyptic number.

98394587 is a deficient number, since it is larger than the sum of its proper divisors (1).

98394587 is an equidigital number, since it uses as much as digits as its factorization.

98394587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 53.

The square root of 98394587 is about 9919.4045688237. The cubic root of 98394587 is about 461.6615822807.

The spelling of 98394587 in words is "ninety-eight million, three hundred ninety-four thousand, five hundred eighty-seven".