98968191 has 16 divisors (see below), whose sum is σ = 153888000. Its totient is φ = 56552664.

The previous prime is 98968171. The next prime is 98968211. The reversal of 98968191 is 19186989.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (98968171) and next prime (98968211).

It is not a de Polignac number, because 98968191 - 2⁵ = 98968159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98968171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47061 + ... + 49118.

It is an arithmetic number, because the mean of its divisors is an integer number (9618000).

Almost surely, 2^98968191 is an apocalyptic number.

98968191 is a deficient number, since it is larger than the sum of its proper divisors (54919809).

98968191 is an equidigital number, since it uses as much as digits as its factorization.

98968191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96203 (or 96189 counting only the distinct ones).

The product of its digits is 279936, while the sum is 51.

The square root of 98968191 is about 9948.2757802546. The cubic root of 98968191 is about 462.5569499874.

The spelling of 98968191 in words is "ninety-eight million, nine hundred sixty-eight thousand, one hundred ninety-one".