93681607 has 2 divisors, whose sum is σ = 93681608. Its totient is φ = 93681606.

The previous prime is 93681593. The next prime is 93681689. The reversal of 93681607 is 70618639.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 93681607 - 2¹⁵ = 93648839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93681607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93681697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46840803 + 46840804.

It is an arithmetic number, because the mean of its divisors is an integer number (46840804).

Almost surely, 2^93681607 is an apocalyptic number.

93681607 is a deficient number, since it is larger than the sum of its proper divisors (1).

93681607 is an equidigital number, since it uses as much as digits as its factorization.

93681607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 93681607 is about 9678.9259218159. The cubic root of 93681607 is about 454.1696517082.

The spelling of 93681607 in words is "ninety-three million, six hundred eighty-one thousand, six hundred seven".