98248391 has 2 divisors, whose sum is σ = 98248392. Its totient is φ = 98248390.

The previous prime is 98248361. The next prime is 98248399. The reversal of 98248391 is 19384289.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98248391 - 2⁶ = 98248327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98248399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49124195 + 49124196.

It is an arithmetic number, because the mean of its divisors is an integer number (49124196).

Almost surely, 2^98248391 is an apocalyptic number.

98248391 is a deficient number, since it is larger than the sum of its proper divisors (1).

98248391 is an equidigital number, since it uses as much as digits as its factorization.

98248391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 44.

The square root of 98248391 is about 9912.0326371537. The cubic root of 98248391 is about 461.4328212830.

The spelling of 98248391 in words is "ninety-eight million, two hundred forty-eight thousand, three hundred ninety-one".