93968491 has 2 divisors, whose sum is σ = 93968492. Its totient is φ = 93968490.

The previous prime is 93968477. The next prime is 93968507. The reversal of 93968491 is 19486939.

It is a weak prime.

It is an emirp because it is prime and its reverse (19486939) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93968491 - 2¹³ = 93960299 is a prime.

It is not a weakly prime, because it can be changed into another prime (93968411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46984245 + 46984246.

It is an arithmetic number, because the mean of its divisors is an integer number (46984246).

Almost surely, 2^93968491 is an apocalyptic number.

93968491 is a deficient number, since it is larger than the sum of its proper divisors (1).

93968491 is an equidigital number, since it uses as much as digits as its factorization.

93968491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The square root of 93968491 is about 9693.7346260355. The cubic root of 93968491 is about 454.6327850640.

The spelling of 93968491 in words is "ninety-three million, nine hundred sixty-eight thousand, four hundred ninety-one".