98074891 has 2 divisors, whose sum is σ = 98074892. Its totient is φ = 98074890.

The previous prime is 98074859. The next prime is 98074909. The reversal of 98074891 is 19847089.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98074891 - 2⁵ = 98074859 is a prime.

It is not a weakly prime, because it can be changed into another prime (98074831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49037445 + 49037446.

It is an arithmetic number, because the mean of its divisors is an integer number (49037446).

Almost surely, 2^98074891 is an apocalyptic number.

98074891 is a deficient number, since it is larger than the sum of its proper divisors (1).

98074891 is an equidigital number, since it uses as much as digits as its factorization.

98074891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 98074891 is about 9903.2767809448. The cubic root of 98074891 is about 461.1610415419.

The spelling of 98074891 in words is "ninety-eight million, seventy-four thousand, eight hundred ninety-one".