98306231 has 2 divisors, whose sum is σ = 98306232. Its totient is φ = 98306230.

The previous prime is 98306207. The next prime is 98306237. The reversal of 98306231 is 13260389.

It is a strong prime.

It is an emirp because it is prime and its reverse (13260389) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98306231 - 2¹⁸ = 98044087 is a prime.

It is a super-2 number, since 2×98306231² = 19328230106850722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98306237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49153115 + 49153116.

It is an arithmetic number, because the mean of its divisors is an integer number (49153116).

Almost surely, 2^98306231 is an apocalyptic number.

98306231 is a deficient number, since it is larger than the sum of its proper divisors (1).

98306231 is an equidigital number, since it uses as much as digits as its factorization.

98306231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 98306231 is about 9914.9498738017. The cubic root of 98306231 is about 461.5233538552.

It can be divided in two parts, 9830 and 6231, that added together give a palindrome (16061).

The spelling of 98306231 in words is "ninety-eight million, three hundred six thousand, two hundred thirty-one".