98638343 has 2 divisors, whose sum is σ = 98638344. Its totient is φ = 98638342.

The previous prime is 98638327. The next prime is 98638349. The reversal of 98638343 is 34383689.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98638343 - 2⁴ = 98638327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98638294 and 98638303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98638349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49319171 + 49319172.

It is an arithmetic number, because the mean of its divisors is an integer number (49319172).

Almost surely, 2^98638343 is an apocalyptic number.

98638343 is a deficient number, since it is larger than the sum of its proper divisors (1).

98638343 is an equidigital number, since it uses as much as digits as its factorization.

98638343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 44.

The square root of 98638343 is about 9931.6837948054. The cubic root of 98638343 is about 462.0424974806.

The spelling of 98638343 in words is "ninety-eight million, six hundred thirty-eight thousand, three hundred forty-three".