93998243 has 2 divisors, whose sum is σ = 93998244. Its totient is φ = 93998242.

The previous prime is 93998237. The next prime is 93998257. The reversal of 93998243 is 34289939.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 93998243 - 2²⁰ = 92949667 is a prime.

It is not a weakly prime, because it can be changed into another prime (93998213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46999121 + 46999122.

It is an arithmetic number, because the mean of its divisors is an integer number (46999122).

Almost surely, 2^93998243 is an apocalyptic number.

93998243 is a deficient number, since it is larger than the sum of its proper divisors (1).

93998243 is an equidigital number, since it uses as much as digits as its factorization.

93998243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 47.

The square root of 93998243 is about 9695.2691040528. The cubic root of 93998243 is about 454.6807614555.

The spelling of 93998243 in words is "ninety-three million, nine hundred ninety-eight thousand, two hundred forty-three".